Perhaps you should try some spelling variations:
"coder coder some concurrent program" » "coder coder some concurrent programs" (Expand search), "coder coder some concurrent programming" (Expand search), "coder coder soft concurrent program" (Expand search), "coder coder stroke concurrent program" (Expand search), "coder coder timed concurrent program" (Expand search), "coder decoder some concurrent program" (Expand search), "code code some concurrent program" (Expand search), "decoder codec some concurrent program" (Expand search), "coder code some concurrent program" (Expand search), "coder border some concurrent program" (Expand search), "coder over some concurrent program" (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 some concurrent program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder some concurrent program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder some concurrent program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder some concurrent program") OR ("api python python python programming"))*.