Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung chung dat snippets" » "dung cong dat snippets", "dung trung dat snippets", "truong chung dat snippets", "dung chung bat snippets", "dung cung dat snippets", "dung dung dat snippets"
"dung trinh java snippets" » "dung tinh java snippets", "dong trinh java snippets", "cong trinh java 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 chung dat snippets") or ("dung trinh java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung chung dat snippets") OR ("dung trinh java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung chung dat snippets ) or ( dung trinh java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung chung dat snippets") or ("dung trinh java snippets"))) or ("locating bug core snippets"))*.