Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung java java snippets" » "dung va java snippets"
"cong phan trac snippets" » "cong nhan trac snippets", "cong khan trac snippets", "chong phap trac snippets", "cong phan tap snippets", "cong phan cac snippets", "cong phan tan 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 java java snippets") or ("cong phan trac snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("cong phan trac snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( cong phan trac snippets ))) or ( locating bug core snippets ))*.