Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tan hoi cau snippets" » "tan hoi code snippets", "dan hoi cau snippets", "tao hoi cau snippets", "tay hoi cau snippets", "tan hoi chu snippets", "tan hoc cau snippets", "tan hoa cau 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: (((("tan hoi cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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