Perhaps you should try some spelling variations:
confounding effect » confounding effects (Expand search), confounded effects (Expand search), pounding effect (Expand search)
effect programming » efficient programming (Expand search), subject programming (Expand search), element programming (Expand search)
coder confounding » or confounding (Expand search), of confounding (Expand search), the confounding (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
coder coder » coder decoder (Expand search), code code (Expand search), decoder codec (Expand search)
in python » _ python (Expand search)

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

• Removing quotes may allow a broader search: (( coder coder confounding effect programming ) OR ( in python python python programming ))~.