Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung cua chao snippets" » "dung luan chao snippets", "dung cho chao snippets", "dung cua cha snippets", "dung chua chay snippets", "dung cua chuoi 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 cua chao snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cua chao snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung cua chao snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cua chao snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.