Perhaps you should try some spelling variations:
"con dung thu snippets" » "con duong thu snippets", "cong dung thu snippets", "con rung thu snippets", "con ung thu snippets", "con dung phu snippets", "con dung thi snippets", "con dung thu slippers"
"dung va java snippets" » "dung java java snippets", "dung va java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung va java snippets") or ("con dung thu snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung va java snippets") OR ("con dung thu snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung va java snippets ) or ( con dung thu snippets ))) or ( locating bug code snippets )).
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