Keyword(s), paper title keyword(s), session, collection, document type, and year range. Journals and debates can be searched by exact date. The search screen also allows users to limit searches by paper type (House of Commons papers, command papers, bills, reports, accounts, House of Lords papers, private and local bills and acts, journals of the House of Commons, journals of the House of Lords, debates, histories, and proceedings). Results can be sorted chronologically by session date, alphabetically by title, or by relevance.
All fields support use of a truncation operator (*), Boolean AND/OR/NOT, and proximity operators Near and Followed By. (For example, treaty NEAR.5 Netherlands; health FBY.4 housing).