Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan hoc cach snippets" » "dan hoc code snippets", "dan hoc cac snippets", "dan hoc sach snippets", "dan cuoc cach snippets", "van hoc cach snippets", "dan toc cach snippets", "dai hoc cach 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: (((("dan hoc cach snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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