Perhaps you should try some spelling variations:
"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)
"coder coder 3d routing problem" » "coder decoder 3d routing problem" (Expand search), "code code 3d routing problem" (Expand search), "decoder codec 3d routing problem" (Expand search), "coder coder and routing problem" (Expand search), "coder coder _ routing problem" (Expand search), "coder coder of routing problem" (Expand search), "coder cloner 3d routing problem" (Expand search), "coder under 3d routing problem" (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder 3d routing problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder 3d routing problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder 3d routing problem") OR ("api python python python programming"))*.