Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"hoang tran lam snippets" » "hoang tuan lam snippets", "hoang thanh lam snippets", "hoang van lam snippets", "hoang trang lam snippets", "hoang tranh lam snippets", "hoang trai lam snippets", "hoang tran lam slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung java java snippets") or ("hoang tran lam snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("hoang tran lam snippets"))) OR ("locating bugs code snippets")).
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