Perhaps you should try some spelling variations:
programmes functionaries » programs functional, programme function, programming functionals
functionaries function » functionals function, functions function, function dysfunction
tree programmes » tvet programmes, degree programmes, care programmes
function https » functions https, fiction https
parallel tree » parallel code, parallel text

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

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