Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thanh van xi snippets" » "thanh san xi snippets", "thanh toan xi snippets", "thanh phan xi snippets", "thanh van ai snippets", "thanh van xo snippets", "thanh van xu snippets", "thanh van xi 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: (((("thanh van xi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thanh van xi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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