Perhaps you should try some spelling variations:
functionaries function » functionals function, functions function, function dysfunction
parallel programming » parallel processing
programming https » programming http, programming hands, programming hints
function function » function functional, functions functional, function dysfunction

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

• Performing a fuzzy search may retrieve terms with similar spellings: parallel programming https ((functionaries function) or (function function)) https~.
• If you are trying to use Boolean operators, they must be ALL CAPS: parallel programming https ((functionaries function) OR (function function)) https.
• Adding a wildcard symbol may retrieve word variants: parallel programming https ((functionaries function) or (function function)) https*.