Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hon phan cau snippets" » "hon phan code snippets", "hoc phan cau snippets", "hoa phan cau snippets", "hon nhan cau snippets", "hon phan dau snippets", "hon phan cac snippets", "hon phan tu 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: (((("hon phan cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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