Perhaps you should try some spelling variations:
"coder coder the testing problem" » "coder coder the nesting problem" (Expand search), "coder coder the nesting problems" (Expand search), "coder coder the teaching problem" (Expand search), "coder decoder the testing problem" (Expand search), "code code the testing problem" (Expand search), "decoder codec the testing problem" (Expand search), "coder coder the resting problem" (Expand search), "coder coder the testis problem" (Expand search), "coder code the testing problem" (Expand search), "coder cover the testing problem" (Expand search), "coder poder the testing 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 the testing problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder the testing problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder the testing problem ) OR ( api python python python programming ))*.