Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cuu ung cac snippets" » "cuu ung code snippets", "cuu cong cac snippets", "huu tung cac snippets", "cuu nang cac snippets", "cuu dung cac snippets", "cuu vung cac snippets", "cuu cung 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: (((("cuu ung cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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