Perhaps you should try some spelling variations:
"coder vector coding tobit regression" » "coder vector coding robust regression" (Expand search), "coder vector coding beta regression" (Expand search), "under vector coding tobit regression" (Expand search), "model vector coding tobit regression" (Expand search), "order vector coding tobit regression" (Expand search), "coder vector coding to regression" (Expand search), "coder vector coding tools regression" (Expand search), "coder vector codina bobia regression" (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder vector coding tobit regression") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder vector coding tobit regression\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder vector coding tobit regression ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder vector coding tobit regression") OR ("api python python python programming"))*.