Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thuc doi toi snippets" » "thuc doi code snippets", "thuat doi toi snippets", "thuc dan toi snippets", "thay doi toi snippets", "thuc doi thoi snippets", "thuc doi voi snippets", "thuc doi moi 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: (((("thuc doi toi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc doi toi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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