Perhaps you should try some spelling variations:
"coder coder project routing problem" » "coder coder project costing problem" (Expand search), "coder coder project sorting problem" (Expand search), "coder coder project promoting problem" (Expand search), "coder code project routing problem" (Expand search), "coder modern project routing problem" (Expand search), "coder condor project routing problem" (Expand search), "coder decoder project routing problem" (Expand search), "code code project routing problem" (Expand search), "decoder codec project 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 project routing problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder project routing problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder project routing problem ) OR ( api python python python programming ))*.