Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cung cua cot snippets" » "cung cua code snippets", "chung cua cot snippets", "dung cua cot snippets", "cong cua cot snippets", "cung cua mot snippets", "cung cua co snippets", "cung cua bot 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: (((("cung cua cot snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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