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