Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dat cac phan snippets" » "dat cac nhan snippets", "dat cao phan snippets", "dat cap phan snippets", "sat cac phan snippets", "dat cau phan snippets", "dan cac phan snippets"

Try widening your search to All Fields.

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