Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bug code slippers", "locating bugs code snippets"
"dung java java snippets" » "dung va java snippets"
"dan toan tran snippets" » "dan thoan tran snippets", "dan tan tran snippets", "dan hoan tran snippets", "van toan tran snippets", "dan than tran snippets", "manh toan tran snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung java java snippets") or ("dan toan tran snippets"))) or ("locating bugs code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dan toan tran snippets"))) OR ("locating bugs code slippers")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dan toan tran snippets ))) or ( locating bugs code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dan toan tran snippets"))) or ("locating bugs code slippers"))*.