Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dao cau cu snippets" » "dao cau code snippets", "dat cau cu snippets", "da cau cu snippets", "tao cau cu snippets", "dao cau cua snippets", "dao cau chu snippets", "dao cau 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: (((("python using java snippets") or ("dao cau cu snippets"))) or ("locating bug core snippets"))~.
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