Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"moi mat cua snippets" » "moi mat code snippets", "moi bat cua snippets", "mo mat cua snippets", "mot mat cua snippets", "moi ma cua snippets", "moi manh cua snippets", "moi mang cua snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("moi mat cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("moi mat cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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