Perhaps you should try some spelling variations:
functions programming » functional programming (Expand search), funcional programming (Expand search), fractional programming (Expand search)
coupling functions » coupling reactions (Expand search), coupling reaction (Expand search), voting functions (Expand search)
coder coupling » mode coupling (Expand search), model coupling (Expand search), core coupling (Expand search)
python python » pythons python (Expand search), pitons python (Expand search), pytm python (Expand search)
piton python » pitons python (Expand search), in python (Expand search), with python (Expand search)
coder coder » coder decoder (Expand search), code code (Expand search), decoder codec (Expand search)
of piton » of piston (Expand search), of pigeon (Expand search), of pichon (Expand search)

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

• Removing quotes may allow a broader search: (( coder coder coupling functions programming ) OR ( of piton python python programming ))~.