Perhaps you should try some spelling variations:
"value perception in computers programming" » "value perception in computer programming" (Expand search), "value perception in computer program" (Expand search), "value perception in computer programs" (Expand search), "face perception in computers programming" (Expand search), "the perception in computers programming" (Expand search), "time perception in computers programming" (Expand search), "value perception and computers programming" (Expand search), "value perception on computers programming" (Expand search)
"advanced python python computer programmers" » "advanced python python computer programs" (Expand search), "advanced python python computer programming" (Expand search), "advanced python python computer program" (Expand search), "advanced method python computer programmers" (Expand search), "advanced path python computer programmers" (Expand search), "advanced symphony python computer programmers" (Expand search), "advanced pythons python computer programmers" (Expand search), "advanced piton python computer programmers" (Expand search), "advanced pitons python computer programmers" (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"value perception in computers programming\") OR (\"advanced python python computer programmers\"))~".
• Removing quotes may allow a broader search: (( value perception in computers programming ) OR ( advanced python python computer programmers ))~.
• Adding a wildcard symbol may retrieve word variants: (("value perception in computers programming") OR ("advanced python python computer programmers"))*.