Perhaps you should try some spelling variations:
"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)
"coder coder orders tree problem" » "coder under orders tree problem" (Expand search), "coder borders orders tree problem" (Expand search), "coder lower order tree problem" (Expand search), "coder coder orders the problem" (Expand search), "coder decoder orders tree problem" (Expand search), "code code orders tree problem" (Expand search), "decoder codec orders tree problem" (Expand search), "coder coder orders three problem" (Expand search), "coder coder order free problem" (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 orders tree problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder orders tree problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder orders tree problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder orders tree problem") OR ("api python python python programming"))*.