Perhaps you should try some spelling variations:
"coder optimization python based teaching" » "coder optimization method based teaching" (Expand search), "coder optimization option based teaching" (Expand search), "coder optimization methods based teaching" (Expand search), "code optimization python based teaching" (Expand search), "modern optimization python based teaching" (Expand search), "powder optimization python based teaching" (Expand search), "coder optimization python and teaching" (Expand search), "coder optimization action based teaching" (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 optimization python based teaching\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder optimization python based teaching ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder optimization python based teaching") OR ("api python python python programming"))*.