Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"rong cho doi snippets" » "trong cho doi snippets", "dong cho doi snippets", "luong cho doi snippets", "rong cho moi snippets", "rong cuoc doi snippets", "rong cho tuoi 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: (((("rong cho 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: (((("rong cho doi snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( rong cho doi snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("rong cho doi snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.