Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"long hoi tran slippers" » "dong hoi tran slippers", "luong hoai tran slippers", "duong hoi tran slippers", "long hoi trac slippers", "long thoi trang slippers", "long hoi thanh slippers", "long hoi tran slippery", "long hoi tran grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 java java snippets") or ("long hoi tran slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("long hoi tran slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( long hoi tran slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("long hoi tran slippers"))) or ("locating bug code snippets"))*.