Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoat doi cau snippets" » "hoat doi code snippets", "hoa doi cau snippets", "hat doi cau snippets", "hoat dong cau snippets", "hoat doi dau snippets", "hoat di cau snippets", "hoat 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: (((("hoat doi cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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