Perhaps you should try some spelling variations:
"in python python python programming" » "in pythons python python programming" (Expand search), "in piton python python programming" (Expand search), "in pitons python python programming" (Expand search), "_ python python python programming" (Expand search)
"coder and coverage in decoding" » "coder and cover in decoding" (Expand search), "coder and coverage of decoding" (Expand search), "coder and coverage and decoding" (Expand search), "coder and coverage _ decoding" (Expand search), "coder and coverage in decaying" (Expand search), "code and coverage in decoding" (Expand search), "codes and coverage in decoding" (Expand search), "poder and coverage in decoding" (Expand search)

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