Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"con cac nhan snippets" » "con ca nhan snippets", "con cac nha snippets", "con cam nhan snippets", "chon cac nhan snippets", "cong cac nhan snippets", "co cac nhan snippets"

Try widening your search to All Fields.

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