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