Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duoc cau doi snippets" » "duoc cau code snippets", "duoc cac doi snippets", "duoc chat doi snippets", "duoc lam doi snippets", "duoc cau hoi snippets", "duoc cau do snippets", "duoc cau noi 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: (((("duoc cau doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duoc cau doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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