Perhaps you should try some spelling variations:
"coder coder pattern pbl problem" » "coder cover pattern pbl problem" (Expand search), "coder cover patterns pbl problem" (Expand search), "coder powder pattern pbl problem" (Expand search), "coder decoder pattern pbl problem" (Expand search), "code code pattern pbl problem" (Expand search), "decoder codec pattern pbl problem" (Expand search), "coder coder pattern by problem" (Expand search), "coder coder pattern pulse problem" (Expand search), "coder coder pattern pain 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 pattern pbl problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder pattern pbl problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder pattern pbl problem ) OR ( api python python python programming ))*.