Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"lam so trinh snippets" » "lam so tinh snippets", "lam co trinh snippets", "lam so tranh snippets", "lam son trinh snippets", "nam so trinh snippets", "ham so trinh snippets"

Try widening your search to All Fields.

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