Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tao tao nhan snippets" » "tao giao nhan snippets", "tao ca nhan snippets", "tao tue nhan snippets", "dao tao nhan snippets", "tao cao nhan snippets", "tai tao nhan 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 ("tao tao nhan snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tao tao nhan snippets"))) OR ("locating bug core snippets")).
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