Perhaps you should try some spelling variations:
"coder coder learnt solving problem" » "coder coder learnt solving problems" (Expand search), "coder coder learnt routing problem" (Expand search), "coder coder learnt sizing problem" (Expand search), "coder coder learn solving problem" (Expand search), "coder coder learnt loving problem" (Expand search), "coder decoder learnt solving problem" (Expand search), "code code learnt solving problem" (Expand search), "decoder codec learnt solving 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 coder learnt solving problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder learnt solving problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder learnt solving problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder learnt solving problem") OR ("api python python python programming"))*.