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