Perhaps you should try some spelling variations:
"nhung trai dat snippets" » "nhung tri dat snippets", "nhung tram dat snippets", "nhung tran dat snippets", "nhung cai dat snippets", "nhung tren dat snippets", "nhung trai lam snippets", "nhung trai dat slippers"
"dung using java snippets" » "dung ung java snippets", "dung sinh java snippets", "dung uong java snippets", "dung using data snippets", "dung using java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

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