Perhaps you should try some spelling variations:
"coder coder complexity cognitive maps" » "coder coder complexity cognition maps" (Expand search), "coder coder complex cognitive maps" (Expand search), "coder coder complexity recognition maps" (Expand search), "coder code complexity cognitive maps" (Expand search), "coder model complexity cognitive maps" (Expand search), "coder lower complexity cognitive maps" (Expand search), "coder coder complexity cognitive and" (Expand search), "coder decoder complexity cognitive maps" (Expand search), "code code complexity cognitive maps" (Expand search), "decoder codec complexity cognitive maps" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder complexity cognitive maps\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder complexity cognitive maps ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder complexity cognitive maps") OR ("api python python python programming"))*.