1. A system comprising: one or more hardware processors configured to include: an auto-complete application to generate an auto-suggestion keyword in response to detecting fewer than all letters of a query comprising a user-generated keyword; and a search engine to search respective files of a plurality of files, using the user-generated keyword and the auto-suggestion keyword as search arguments, to find content in the plurality of files that match at least one of the user-generated keyword or the auto-suggestion keyword; responsive to the search engine finding the content, the search engine is to transmit the content to a client machine as selectable content.