Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"gian doi duy snippets" » "gian hoi duy snippets", "gian don duy snippets", "gian voi duy snippets", "gian do duy snippets", "gian doi day snippets", "gian doi quy snippets", "gian doi duy 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: (((("gian doi duy snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian doi duy snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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