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