Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cac cau doan snippets" » "cac cau code snippets", "cac chan doan snippets", "cac cac doanh snippets", "cac cao doanh snippets", "cac mau doan snippets", "bac cau doan snippets", "ca cau doan 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: (((("cac cau doan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac cau doan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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