Perhaps you should try some spelling variations:
code perceptions » coders perceptions (Expand search), model perceptions (Expand search), care perceptions (Expand search)
perceptions java » perceptions and (Expand search), perceptions at (Expand search), perceptions an (Expand search)
java programming » and programming (Expand search), based programming (Expand search), goal programming (Expand search)
piton python » pitons python (Expand search), in python (Expand search), with python (Expand search)
python code » python coding (Expand search), python redes (Expand search)
code piton » code position (Expand search)
code code » code cdc (Expand search)

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

• Removing quotes may allow a broader search: (( code code perceptions java programming ) OR ( python code piton python programming ))~.