Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"data using java snippets" » "data using data snippets"
"dung toan dat snippets" » "dung doanh dat snippets", "dung thang dat snippets", "dung thanh dat snippets", "dung toan dam snippets", "dung toan dai snippets", "dung tan dat snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data using java snippets") OR ("dung toan dat snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( data using java snippets ) or ( dung toan dat snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("data using java snippets") or ("dung toan dat snippets"))) or ("locating bug core snippets"))*.