Perhaps you should try some spelling variations:
"coder coder self testing program" » "coder coder self testing programs" (Expand search), "coder coder self teaching program" (Expand search), "coder coder self visiting program" (Expand search), "coder coder self writing program" (Expand search), "coder decoder self testing program" (Expand search), "code code self testing program" (Expand search), "decoder codec self testing program" (Expand search), "coder code self testing program" (Expand search), "coder cover self testing program" (Expand search), "coder modern self testing 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 coder self testing program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder self testing program\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder self testing program ) OR ( api python python python programming ))*.