Perhaps you should try some spelling variations:
"coder code complexity cognitive learning" » "coder code complexity cognition learning" (Expand search), "coder code complex cognitive learning" (Expand search), "coder code complexity recognition learning" (Expand search), "coder code complexity cognitive training" (Expand search), "coder code complexity cognitive mapping" (Expand search), "coder code complexity creative learning" (Expand search), "coder case complexity cognitive learning" (Expand search), "coder the complexity cognitive learning" (Expand search), "coder and complexity cognitive learning" (Expand search), "code code complexity cognitive learning" (Expand search), "modern code complexity cognitive learning" (Expand search), "color code complexity cognitive learning" (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 code complexity cognitive learning\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder code complexity cognitive learning ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder code complexity cognitive learning") OR ("api python python python programming"))*.