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)
"coder coder linear function doi" » "coder coder linear functions doi" (Expand search), "coder coder linear function di" (Expand search), "coder coder linear function dogs" (Expand search), "coder code linear function doi" (Expand search), "coder order linear function doi" (Expand search), "coder model linear function doi" (Expand search), "coder decoder linear function doi" (Expand search), "code code linear function doi" (Expand search), "decoder codec linear function doi" (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 linear function doi") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder linear function doi\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder linear function doi ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder linear function doi") OR ("api python python python programming"))*.