Perhaps you should try some spelling variations:
"coder coding _ average complexity" » "coder coding _ language complexity" (Expand search), "modern coding _ average complexity" (Expand search), "color coding _ average complexity" (Expand search), "odor coding _ average complexity" (Expand search)
"via python python python programming" » "via pythons python python programming" (Expand search), "via piton python python programming" (Expand search), "via pitons python python programming" (Expand search), "in python python python programming" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coding _ average complexity") OR ("via python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding _ average complexity\") OR (\"via python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coding _ average complexity ) OR ( via python python python programming ))*.