Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"trinh thu hoi snippets" » "trinh thuc hoi snippets", "trinh thuy hoi snippets", "trinh thue hoi snippets", "trinh thu hoai snippets", "trinh thu phoi snippets", "trinh thu hai snippets"
"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 ("trinh thu hoi snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("trinh thu hoi snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trinh thu hoi snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trinh thu hoi snippets"))) or ("locating bug code snippets"))*.