Perhaps you should try some spelling variations:
parallel tutorial » parallel bacterial, parallel serial
function function » function functional, functions functional, function dysfunction
function https » functions https, fiction https
tutorial land » tutorial end, tutorial based, tutorial a
land function » gland function, hand function, gland functions

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

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