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 rab » programs reap, programs a, programs rod
rab function » rb function, creb function, kb 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 rab function function https~.
• Adding a wildcard symbol may retrieve word variants: parallel programs rab function function https*.