Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dan hoc mesh snippets" » "dan hoc mes snippets", "dan hoc benh snippets", "dan hp mesh snippets", "van hoc mesh snippets", "dan toc mesh snippets", "dai hoc mesh 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 ("dan hoc mesh snippets"))) or ("locating bug core snippets"))~.
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