Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"thuc van tin snippets" » "thuc vat tin snippets", "thuc dan tin snippets", "thuc va tin snippets", "thuc van tien snippets", "thuc van tan snippets", "thuc van thinh snippets"

Try widening your search to All Fields.

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