Perhaps you should try some spelling variations:
"coder coder patterns tree problem" » "coder cover patterns tree problem" (Expand search), "coder border patterns tree problem" (Expand search), "coder color patterns tree problem" (Expand search), "coder coder pattern tree problem" (Expand search), "coder coder patterns are problem" (Expand search), "coder coder patterns the problem" (Expand search), "coder decoder patterns tree problem" (Expand search), "code code patterns tree problem" (Expand search), "decoder codec patterns tree problem" (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 patterns tree problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder patterns tree problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder patterns tree problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder patterns tree problem") OR ("api python python python programming"))*.