Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang using java snippets" » "dang sinh java snippets", "data using java snippets", "dang ung java snippets", "dang using data snippets"
"dung cac nhan snippets" » "luong cac nhan snippets", "dung cho nhan snippets", "dung tai nhan snippets", "dung ca nhan snippets", "dung cac nha snippets", "dung cam nhan 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 cac nhan snippets") or ("dang using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cac nhan snippets") OR ("dang using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung cac nhan snippets ) or ( dang using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cac nhan snippets") or ("dang using java snippets"))) or ("locating bug core snippets"))*.