Perhaps you should try some spelling variations:
"coder coder document modelling problem" » "coder coder element modelling problem" (Expand search), "coder coder document indexing problem" (Expand search), "coder coder documents dealing problem" (Expand search), "coder coder document modelling problems" (Expand search), "coder coder document modeling problems" (Expand search), "coder coder document covering problem" (Expand search), "coder coffee document modelling problem" (Expand search), "coder order documents modelling problem" (Expand search), "coder body document modelling problem" (Expand search), "coder decoder document modelling problem" (Expand search), "code code document modelling problem" (Expand search), "decoder codec document modelling 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 document modelling problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder document modelling problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder document modelling problem ) OR ( api python python python programming ))*.