Perhaps you should try some spelling variations:
"coder functions complexity _ program" » "coder functional complexity _ program" (Expand search), "coder fiction complexity _ program" (Expand search), "coder functions complex _ program" (Expand search), "power functions complexity _ program" (Expand search), "order functions complexity _ program" (Expand search), "colour functions complexity _ program" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa 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 functions complexity _ program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder functions complexity _ program\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder functions complexity _ program ) OR ( api python python python programming ))*.