Perhaps you should try some spelling variations:
"dung vbug code snippets" » "dung vung code snippets", "dung vbug code slippers", "dung vbung code snippets", "dung vbugs code snippets"
"dung cau vinh snippets" » "dung chau vinh snippets", "dung cu vinh snippets", "dung cac vinh snippets", "dung van vinh snippets", "dung cau danh snippets", "dung tan vinh snippets", "dung cau vinh slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung vbug code snippets") or ("dung cau vinh snippets"))) or ("locating bug code snippets"))~.
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• Adding a wildcard symbol may retrieve word variants: (((("dung vbug code snippets") or ("dung cau vinh snippets"))) or ("locating bug code snippets"))*.