Perhaps you should try some spelling variations:
"the perceptions in computer programming" » "the perceptions in computer program" (Expand search), "the perceptions in computer programs" (Expand search), "the perception in computer programming" (Expand search), "the perceptions on computer programming" (Expand search), "the perceptions and computer programming" (Expand search), "the perceptions _ computer programming" (Expand search)
"advanced python python computer programming" » "advanced python python computer program" (Expand search), "advanced python python computer programs" (Expand search), "advanced method python computer programming" (Expand search), "advanced path python computer programming" (Expand search), "advanced symphony python computer programming" (Expand search), "advanced pythons python computer programming" (Expand search), "advanced piton python computer programming" (Expand search), "advanced pitons python computer programming" (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: "((\"the perceptions in computer programming\") OR (\"advanced python python computer programming\"))~".
• Removing quotes may allow a broader search: (( the perceptions in computer programming ) OR ( advanced python python computer programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("the perceptions in computer programming") OR ("advanced python python computer programming"))*.