Perhaps you should try some spelling variations:
"code code computational unit problem" » "code model computational unit problem" (Expand search), "code cfd computational unit problem" (Expand search), "code some computational unit problem" (Expand search), "code code computational uid problem" (Expand search), "code code computational and problem" (Expand search), "code code computational cost problem" (Expand search), "code cdc computational unit 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 computational unit problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"code code computational unit problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( code code computational unit problem ) OR ( api python python python programming ))*.