Perhaps you should try some spelling variations:
"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)
"coder coding code sparse coding" » "modern coding code sparse coding" (Expand search), "color coding code sparse coding" (Expand search), "odor coding code sparse coding" (Expand search), "coder coding mode sparse coding" (Expand search), "coder coding model sparse coding" (Expand search), "coder zoning code sparse coding" (Expand search), "coder coding novel sparse coding" (Expand search), "coder coding under sparse coding" (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 coding code sparse coding") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding code sparse coding\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coding code sparse coding ) OR ( api python python python programming ))*.