Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"va thanh tro snippets" » "va thanh tra snippets", "va thanh tri snippets", "va thanh thao snippets", "gia thanh tro snippets", "ban thanh tro snippets", "va tinh tro snippets", "va thanh tro 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: (((("va thanh tro snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("va thanh tro snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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