Perhaps you should try some spelling variations:
"coder coder robot cutting problem" » "coder coder robot routing problem" (Expand search), "coder coder robot covering problem" (Expand search), "coder coder root cuttings problem" (Expand search), "coder coder robot tufting problem" (Expand search), "coder coder robot using problem" (Expand search), "coder decoder robot cutting problem" (Expand search), "code code robot cutting problem" (Expand search), "decoder codec robot cutting problem" (Expand search), "coder clever robot cutting problem" (Expand search), "coder soccer robot cutting 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 robot cutting problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder robot cutting problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder robot cutting problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder robot cutting problem") OR ("api python python python programming"))*.