Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"danh cau doi snippets" » "danh cau code snippets", "danh dau doi snippets", "danh ca doi snippets", "danh hau doi snippets", "danh cau hoi snippets", "danh cau do snippets", "danh cau noi 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: (((("danh cau doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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