Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"thuc hoi phu snippets" » "phuc hoi phu snippets", "thu hoi phu snippets", "thuc doi phu snippets", "thuc hoi chu snippets", "thuc hai phu snippets", "thuc hoa phu snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("thuc hoi phu 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 hoi phu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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