Perhaps you should try some spelling variations:
"dung tren phi snippets" » "dung trong phi snippets", "dung trung phi snippets", "dung tren thi snippets", "dung tren phan snippets", "dung tren moi snippets"
"dung vbugs code snippets" » "dung vbungs code snippets", "dung vbugss code snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung vbugs code snippets") or ("dung tren phi snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung vbugs code snippets") OR ("dung tren phi snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( dung vbugs code snippets ) or ( dung tren phi snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("dung vbugs code snippets") or ("dung tren phi snippets"))) or ("locating bug code slippers"))*.