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
pacd function » hand function, aid function, pd function
program pacd » program part, program phd, program pada

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 pacd function function https~.
• Adding a wildcard symbol may retrieve word variants: parallel program pacd function function https*.