Perhaps you should try some spelling variations:
"coder coder concurrent program programmed" » "coder coder concurrent programs programmed" (Expand search), "coder coder concurrent programming programmed" (Expand search), "coder coder concurrent pro programmed" (Expand search), "coder coder concurrent program programa" (Expand search), "coder power concurrent program programmed" (Expand search), "coder after concurrent program programmed" (Expand search), "coder or concurrent program programmed" (Expand search), "coder decoder concurrent program programmed" (Expand search), "code code concurrent program programmed" (Expand search), "decoder codec concurrent program programmed" (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)

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 concurrent program programmed") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder concurrent program programmed\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder concurrent program programmed ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder concurrent program programmed") OR ("api python python python programming"))*.