Perhaps you should try some spelling variations:
"coder coder supervised machine problems" » "coder coder supervised teaching problems" (Expand search), "coder coder supervised practice problems" (Expand search), "coder under supervised machine problems" (Expand search), "coder court supervised machine problems" (Expand search), "coder cbir supervised machine problems" (Expand search), "coder coder supervised machines problems" (Expand search), "coder coder supervised machine problem" (Expand search), "coder coder supervised matching problems" (Expand search), "coder decoder supervised machine problems" (Expand search), "code code supervised machine problems" (Expand search), "decoder codec supervised machine problems" (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 coder supervised machine problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder supervised machine problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder supervised machine problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder supervised machine problems") OR ("api python python python programming"))*.