Perhaps you should try some spelling variations:
parallel programs » parallel programming
function function » function functional, functions functional, function dysfunction
function https » functions https, fiction https
programs pacd » program pacd, programs space, programs part
pacd function » hand function, aid function, pd function

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

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