Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cac nhan so snippets" » "cac nhan code snippets", "ca nhan so snippets", "cac nha so snippets", "cam nhan so snippets", "cac nhan su snippets", "cac nhat so snippets", "cac nhan mo 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: (((("python using java snippets") or ("cac nhan so snippets"))) or ("locating bug core snippets"))~.
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