Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trinh he cai snippets" » "trinh he code snippets", "trinh han cai snippets", "trinh hoa cai snippets", "trinh ky cai snippets", "trinh he dai snippets", "trinh ve cai snippets", "trinh de cai 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: (((("trinh he cai snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh he cai snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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