Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong cuu noi snippets" » "cong cuu code snippets", "cong cu noi snippets", "cong cua noi snippets", "song cuu noi snippets", "cong cau noi snippets", "cong cuu hoi snippets", "cong cuu voi 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: (((("cong cuu noi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong cuu noi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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