Perhaps you should try some spelling variations:
"coder coder imprecise computation processing" » "coder coder imprecise computational processing" (Expand search), "coder coder imprecise composition processing" (Expand search), "coder coder imprecise communication processing" (Expand search), "coder coder improving computation processing" (Expand search), "coder decoder imprecise computation processing" (Expand search), "code code imprecise computation processing" (Expand search), "decoder codec imprecise computation processing" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons python python programming" (Expand search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coder imprecise computation processing") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder imprecise computation processing\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder imprecise computation processing ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder imprecise computation processing") OR ("_ python python python programming"))*.