Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dau chi cac snippets" » "dau chi code snippets", "dau khi cac snippets", "du chi cac snippets", "dau cuoi cac snippets", "dau cho cac snippets", "dau chi cuc snippets", "dau chon cac 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: (((("dau chi cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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