Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dinh duc cau snippets" » "dinh duc code snippets", "minh duc cau snippets", "ninh duc cau snippets", "tinh duc cau snippets", "dinh duc hau snippets", "dinh duc mau snippets", "dinh duc 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: (((("dinh duc cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dinh duc cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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