Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dam cac nhan snippets" » "dam ca nhan snippets", "dam cac nha snippets", "dam cam nhan snippets", "nam cac nhan snippets", "dam dac nhan snippets", "dam cao nhan snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("dam cac nhan snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dam cac nhan snippets"))) OR ("locating bug core snippets")).
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