Perhaps you should try some spelling variations:
"coder coder cognitive model of" » "coder codex cognitive model of" (Expand search), "coder lower cognitive model of" (Expand search), "coder modes cognitive model of" (Expand search), "coder coder cognitive models of" (Expand search), "coder decoder cognitive model of" (Expand search), "code code cognitive model of" (Expand search), "decoder codec cognitive model of" (Expand search), "coder coder cognitive model _" (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 cognitive model of\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder cognitive model of ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder cognitive model of") OR ("api python python python programming"))*.