Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cho duc tan snippets" » "cho duoc tan snippets", "ho duc tan snippets", "tho duc tan snippets", "cho duc tran snippets", "cho duc toan snippets", "cho duc than snippets", "cho duc tan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("cho duc tan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho duc tan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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