   {%- assign _group = lng_pages | where_exp: "item", "item.category.size > 0" | group_by: "category" -%}
          {% include post-list/tab-links.html type='category' list = _group icon=site.data.conf.posts.post_query_tabs_item_icons.category -%}
        </ul>
      </div>
      {%comment-%} Tags {%-endcomment-%}
      <div id="tab2" class="tab-pane link-buttons">
        <ul class="nav nav-pills">
          {%- assign _group = lng_pages | where_exp: "item", "item.tags.size > 0" | group_by: "tags" -%}
    