Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tao nhan pha snippets" » "giao nhan pha snippets", "ca nhan pha snippets", "tue nhan pha snippets", "tao nhan ha snippets", "tao nhan khoa snippets", "tao phan phat snippets"

Try widening your search to All Fields.

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