Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"bac nhat mat snippets" » "bac nha mat snippets", "cac nha mat snippets", "luc nhat mat snippets", "bac nham mat snippets", "bac nha may snippets", "bac nhat ban snippets", "bac nhat mat 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: (((("bac nhat mat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bac nhat mat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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