Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung hoa doi snippets" » "dung khoa doi snippets", "duong hoa doi snippets", "dung hoai doi snippets", "dung hoa dai snippets", "dung hoc doi snippets", "dung xoa doi 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 hoa doi 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 hoa doi snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung hoa doi snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung hoa doi snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.