Perhaps you should try some spelling variations:
"coder coder time efficient parallel" » "coder coder the efficient parallel" (Expand search), "coder coder more efficient parallel" (Expand search), "coder coder is efficient parallel" (Expand search), "coder decoder time efficient parallel" (Expand search), "code code time efficient parallel" (Expand search), "decoder codec time efficient parallel" (Expand search), "coder cover time efficient parallel" (Expand search), "coder modern time efficient parallel" (Expand search), "coder over time efficient parallel" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ 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 time efficient parallel") OR ("_ python python python programming"))~.
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• Adding a wildcard symbol may retrieve word variants: (("coder coder time efficient parallel") OR ("_ python python python programming"))*.