Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"bang cac toc snippets" » "bang cac code snippets", "nang cao toc snippets", "hang ca toc snippets", "dung cac toc snippets", "bang cac toi snippets", "bang cac nuoc snippets", "bang cac thoi 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: (((("bang cac toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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