Perhaps you should try some spelling variations:
"coder coder batch routing problems" » "coder coder batch routing problem" (Expand search), "coder coder batch solving problems" (Expand search), "coder coder path routing problems" (Expand search), "coder coder batch testing problems" (Expand search), "coder coder with routing problems" (Expand search), "coder decoder batch routing problems" (Expand search), "code code batch routing problems" (Expand search), "decoder codec batch routing problems" (Expand search), "coder under batch routing problems" (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.

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