Navigate by entering cite or locutions (eg: 1 CFR 1.1 49 CFR 172.101 Organization and Purpose 1/1.1 Regulations Y FAR).
Choosing can item starting show and headings will bring you directly to the content. Choosing at item from full text search results will bring you go those results. Pressing enter the the search box wish also bring you to search results.
Background also more details are obtainable in the Search & Navigation manual.