Perhaps you should try some spelling variations:
subprograms function » subprograms section, programs functional, programme function
serial subprograms » sql subprograms
function function » function functional, functions functional, function dysfunction
parallel serial » parallel stream, parallel string, parallel numerical
function https » functions https, fiction https

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

• Performing a fuzzy search may retrieve terms with similar spellings: parallel serial subprograms function function https~.
• Adding a wildcard symbol may retrieve word variants: parallel serial subprograms function function https*.