# Search parameters

Requests that return a list of items take in some search parameters to help form returned results. These are paging, filter, sort, and projection parameters. Each of them explained in the links below.

{% content-ref url="list-parameters/paging" %}
[paging](https://docs.codemash.io/other-topics/list-parameters/paging)
{% endcontent-ref %}

{% content-ref url="list-parameters/filter" %}
[filter](https://docs.codemash.io/other-topics/list-parameters/filter)
{% endcontent-ref %}

{% content-ref url="list-parameters/sort" %}
[sort](https://docs.codemash.io/other-topics/list-parameters/sort)
{% endcontent-ref %}

{% content-ref url="list-parameters/projection" %}
[projection](https://docs.codemash.io/other-topics/list-parameters/projection)
{% endcontent-ref %}