Perhaps you should try some spelling variations:
"coder coder patch routing problem" » "coder coder path routing problem" (Expand search), "coder coder patch grafting problem" (Expand search), "coder coder patrol routing problem" (Expand search), "coder decoder patch routing problem" (Expand search), "code code patch routing problem" (Expand search), "decoder codec patch routing problem" (Expand search), "coder loaded patch routing 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 patch routing problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder patch routing problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder patch routing problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder patch routing problem") OR ("api python python python programming"))*.