Perhaps you should try some spelling variations:
"coder detection in teaching program" » "coder detection in teaching proposal" (Expand search), "coder detection in teaching process" (Expand search), "code detection in teaching program" (Expand search), "border detection in teaching program" (Expand search), "corner detection in teaching program" (Expand search), "coder detection and teaching program" (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 detection in teaching program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder detection in teaching program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder detection in teaching program") OR ("api python python python programming"))*.