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