1. A method comprising: receiving, by one or more server devices, a first list of search results and a second list of search results, the first list being associated with a first category, the second list being associated with a second category that differs from the first category, the first category being higher ranked than the second category based on respective relevances of search results in the first list and search results in the second list to a search query; generating, by one or more processors of the one or more server devices, a document providing information associated with the first list and the second list, where the document includes a first area and a second area, the first area being more prominently presented, within the document, than the second area when the document is rendered, where the first area of the document is associated with the first list, where the first area presents information associated with at least one search result of the first list, the information presented in the first area including at least one snippet associated with, respectively, the at least one search result of the first list, and where the second area of the document is associated with the second list, where the second area presents information associated with at least one search result of the second list, and where the information presented in the second area does not include a textual snippet associated with any of the at least one search result of the second list; and outputting, by the one or more server devices, the document.