Perhaps you should try some spelling variations:
"dung dan dat snippets" » "dung dat dat snippets", "dung san dat snippets", "tung dan dat snippets", "dung dung dat snippets", "dung dong dat snippets", "dung dinh dat snippets"
"dung vbugsss code slippers" » "dung vbungsss code slippers", "dung vbugssss code slippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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

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