Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phan cac nen snippets" » "nhan cach nen snippets", "phan dau nen snippets", "phan lap nen snippets", "phan cac benh snippets", "phan cac nhan snippets", "phan cac bien snippets"

Try widening your search to All Fields.

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