表单不提交任何参数。我该如何解决?
<form action="{{ path('search') }}" method="POST">
<div class="block-17">
<div class="block-17_1">
Каталог автомобилей
</div>
<div class="block-17_2">
<div class="block-17_2_1">
<span>Поиск автомобилей</span>
<a href="">Сравнить автомобили</a>
</div>
<div class="block-17_2_2">
<div>
<span class="block-17_2-name">Марка</span>
<div class="block-17_select-v1">
<select>
<option value="">Любая</option>
{% for manufacturer in manufacturers %}
<option value="{{ manufacturer.manufacturer }}">{{ manufacturer.manufacturer }}</option>
{% endfor %}
</select>
</div>
</div>
<div>
<span class="block-17_2-name">Модель</span>
<div class="block-17_select-v1">
<select style="width: 100px">
<option value="">Любая</option>
</select>
</div>
</div>
<div>
<span class="block-17_2-name">Цена (руб.)</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for value in [500, 1000, 2000, 3000, 4000, 5000, 6000, 7000, 8000, 9000, 10000, 15000, 20000, 25000, 50000, 100000, 200000] %}
<option value="{{ value }}">{{ value }}</option>
{% endfor %}
</select>
</div>
<div class="block-17_2-tire">
-
</div>
<div class="block-17_select-v2">
<select >
{% for value in [500, 1000, 2000, 3000, 4000, 5000, 6000, 7000, 8000, 9000, 10000, 15000, 20000, 25000, 50000, 100000, 200000] %}
<option value="{{ value }}">{{ value }}</option>
{% endfor %}
</select>
</div>
<div class="clearboth">
</div>
</div>
</div>
<div class="clearboth">
</div>
</div>
<div class="clearboth">
</div>
</div>
<div class="block-17_3" id="block-17_3" style="overflow: hidden;">
<div class="block-17-hide">
<div class="block-17_3_1">
<span class="block-17_2-name">Объем двигателя (л.)</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for value in [0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7] %}
<option value="{{ value }}">{{ value }}</option>
{% endfor %}
</select>
</div>
<div class="block-17_2-tire">-</div>
<div class="block-17_select-v2">
<select>
{% for value in [0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7] %}
<option value="{{ value }}">{{ value }}</option>
{% endfor %}
</select>
</div>
<div class="clearboth">
</div>
</div>
</div>
<div class="block-17_3_1">
<span class="block-17_2-name">Мощность двигателя (л. с.)</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for value in [50, 100, 150, 200, 250, 300, 400, 500, 600, 700] %}
<option value="{{ value }}">{{ value }}</option>
{% endfor %}
</select>
</div>
<div class="block-17_2-tire">-</div>
<div class="block-17_select-v2">
<select>
{% for value in [50, 100, 150, 200, 250, 300, 400, 500, 600, 700] %}
<option value="{{ value }}">{{ value }}</option>
{% endfor %}
</select>
</div>
<div class="clearboth">
</div>
</div>
</div>
<div class="block-17_3_1">
<span class="block-17_2-name">Коробка передач</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for transmission in transmissions %}
<option value="{{ transmission.transmission }}">{{ transmission.transmission }}</option>
{% endfor %}
</select>
</div>
</div>
</div>
<div class="block-17_3_1">
<span class="block-17_2-name">Тип двигателя</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for engineType in engineTypes %}
<option value="{{ engineType.type }}">{{ engineType.type }}</option>
{% endfor %}
</select>
</div>
</div>
</div>
<div class="clearboth clearboth-block-17_3">
</div>
<div class="block-17_3_1">
<span class="block-17_2-name">Тип кузова</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for body in bodies %}
<option value="{{ body.body }}">{{ body.body }}</option>
{% endfor %}
</select>
</div>
</div>
</div>
<div class="block-17_3_1">
<span class="block-17_2-name">Привод</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for transferCase in transferCases %}
<option value="{{ transferCase.transferCase }}">{{ transferCase.transferCase }}</option>
{% endfor %}
</select>
</div>
</div>
</div>
<div class="block-17_3_1" style="width: 145px">
<span class="block-17_2-name">Опции</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select style="width: 145px">
{% for option in options %}
<option value="{{ option.equipment }}">{{ option.equipment }}</option>
{% endfor %}
</select>
</div>
</div>
</div>
<div class="block-17_3_1" >
<span class="block-17_2-name">Страна принадлежности</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for transferCase in transferCases %}
<option value="{{ transferCase.transferCase }}">{{ transferCase.transferCase }}</option>
{% endfor %}
</select>
</div>
</div>
</div>
<div class="clearboth">
</div>
<div></div>
<div class="block-17_hide_button_open">
<a onclick="openboxhidden('block-17_3'); return false" href="#">Скрыть дополнительные параметры</a>
</div>
</div>
</div>
<div class="clearboth">
</div>
<div class="block-17_4">
<input type="submit" value="Поиск" name="" />
<a onclick="openboxhidden('block-17_3'); return false" href="#">Показать дополнительные параметры</a>
</div>
</div>
</form>