Perhaps you should try some spelling variations:
"coder java programming routing problem" » "coder java programming computing problem" (Expand search), "coder java programming using problem" (Expand search), "coder java programming coding problem" (Expand search), "coder and programming routing problem" (Expand search), "coder based programming routing problem" (Expand search), "coder goal programming routing problem" (Expand search), "codes java programming routing problem" (Expand search), "xcode java programming 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 java programming routing problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder java programming routing problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder java programming routing problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder java programming routing problem") OR ("api python python python programming"))*.