Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dam phan tin snippets" » "d phan tin snippets", "va phan tin snippets", "van phan tin snippets", "dam phan tien snippets", "dam phan tan snippets", "dam phan tieng snippets", "dam phan tin 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: (((("dam phan tin snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dam phan tin snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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