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