Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"nhan hoc phi snippets" » "nha hoc phi snippets", "nhan hoa phi snippets", "than hoc phi snippets", "nhan hoc pho snippets", "nhan hoc chi snippets", "nhan hoc khi snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("nhan hoc phi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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