Perhaps you should try some spelling variations:
"locating bung code snippets" » "locating bug code snippets", "locating bung code slippers"
"trinh thiet va snippets" » "trinh viet va snippets", "trinh thi va snippets", "trinh thien va snippets", "trinh tiet va snippets", "trinh thuyet va snippets", "trinh thiet va 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 ("trinh thiet va snippets"))) or ("locating bung code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("trinh thiet va snippets"))) OR ("locating bung code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trinh thiet va snippets"))) or ("locating bung code snippets"))*.