Perhaps you should try some spelling variations:
parallel function » parallel functional, parallel auction, parallel union
function function » function functional, functions functional, function dysfunction
function https » functions https, fiction https
function hsf » function hsf1, function hsp, function hsv
hsf function » mtf 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 function hsf function function https~.
• Adding a wildcard symbol may retrieve word variants: parallel function hsf function function https*.