Perhaps you should try some spelling variations:
function function » function functional, functions functional, function dysfunction
parallel program » parallel programs, parallel problem, parallel programming
function https » functions https, fiction https
foal function » dual function, real function, social function
program foal » program goal, program final, program goals

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

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