Perhaps you should try some spelling variations:
"coder coder teach routing problems" » "coder coder teach routing problem" (Expand search), "coder coder teach solving problems" (Expand search), "coder coder teacher routine problems" (Expand search), "coder coder search routine problems" (Expand search), "coder coder eco routing problems" (Expand search), "coder decoder teach routing problems" (Expand search), "code code teach routing problems" (Expand search), "decoder codec teach 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 teach routing problems\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder teach routing problems ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder teach routing problems") OR ("api python python python programming"))*.