Perhaps you should try some spelling variations:
information microformat » information informal
functional program » functional programs, national program, functional programming
microformat https » microformat hatom, microformat hcard
function program » functions programs, functional programs, foundation program

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: integration ((function program) OR (functional program)) information microformat https~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "integration ((function program) OR (functional program)) information microformat https".
• Adding a wildcard symbol may retrieve word variants: integration ((function program) OR (functional program)) information microformat https*.