Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung san cap snippets" » "dong san cap snippets", "dung sai cap snippets", "dung luan cap snippets", "dung san chay snippets", "dung sach cap snippets", "dung nang cap 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 san cap 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 san cap snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung san cap snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung san cap snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.