Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cu vinh san snippets" » "cu sinh san snippets", "cu vinh van snippets", "cu vinh son snippets", "cau vinh san snippets", "cu linh san snippets", "duy vinh san snippets", "cu vinh san 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: (((("cu vinh san snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cu vinh san snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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