Perhaps you should try some spelling variations:
"dung luan dat snippets" » "dung luat dat snippets", "dung luan dac snippets", "dung luan day snippets"
"dung dbbugs code snippets" » "dung dbbungs code snippets", "dung dbbugss 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 luan dat snippets") or ("dung dbbugs code snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung luan dat snippets") OR ("dung dbbugs code snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( dung luan dat snippets ) or ( dung dbbugs code snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("dung luan dat snippets") or ("dung dbbugs code snippets"))) or ("locating bug code slippers"))*.