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
dan function » mean function, pain function, apn function
program dan » program a

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