Perhaps you should try some spelling variations:
"dung trong dat snippets" » "dung trong dam snippets", "dung trong dan snippets", "dung trong dao snippets", "dung trong dat slippers"
"dong tinh java snippets" » "dong kinh java snippets", "dong tin java snippets", "cong tinh java snippets", "dong trinh java snippets", "dong think java snippets", "dong tinh va snippets", "dong tinh java 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: (((("dung trong dat snippets") or ("dong tinh java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung trong dat snippets") OR ("dong tinh java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung trong dat snippets ) or ( dong tinh java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung trong dat snippets") or ("dong tinh java snippets"))) or ("locating bug code snippets"))*.