Perhaps you should try some spelling variations:
"code code based upgrade problem" » "code code and upgrade problem" (Expand search), "code code based trade problem" (Expand search), "code code based graded problem" (Expand search), "code case based upgrade problem" (Expand search), "code cdc based upgrade problem" (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), "manim python python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("code code based upgrade problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"code code based upgrade problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( code code based upgrade problem ) OR ( api python python python programming ))*.