Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cau hoc cach snippets" » "cau hoc code snippets", "cau hoc cac snippets", "cau hoc sach snippets", "cau cuoc cach snippets", "cau hoi cach snippets", "cau hoa cach snippets", "cao hoc cach 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: (((("cau hoc cach snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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