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 study doi coding" » "modern coding study doi coding" (Expand search), "color coding study doi coding" (Expand search), "odor coding study doi coding" (Expand search), "coder scoping study doi coding" (Expand search), "coder recording study doi coding" (Expand search), "coder modeling study doi coding" (Expand search), "coder coding study doi codi" (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 study doi coding") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding study doi coding\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coding study doi coding ) OR ( api python python python programming ))*.