Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tro va nhan snippets" » "tro van nhan snippets", "tro ca nhan snippets", "tro va phan snippets", "tao va nhan snippets", "tho va nhan snippets", "tro ba nhan snippets", "tro va nhan 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: (((("tro va nhan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tro va nhan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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