Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"cuon danh dat slippers" » "cuong danh dat slippers", "cuoi dan dat slippers", "cuon sach dat slippers", "cuon danh bat slippers", "cuon dinh dat slippers", "cuon dan dat slippers", "cuon danh dat slippery", "cuon danh dat grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

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