Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tay doi cau snippets" » "tay doi code snippets", "thay doi cau snippets", "tay hoi cau snippets", "tao doi cau snippets", "tay doi dau snippets", "tay di cau snippets", "tay doi ca 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: (((("tay doi cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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