Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"ban sua dat snippets" » "ban cua dat snippets", "ban quan dat snippets", "ban qua dat snippets", "ban luat dat snippets", "ban tuat dat snippets", "ban sua dat slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("ban sua dat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban sua dat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban sua dat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban sua dat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.