Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tran manh toc snippets" » "tran manh code snippets", "tran minh toc snippets", "tran thanh toc snippets", "tran van toc snippets", "tran manh toan snippets", "tran dan toc snippets", "tran manh tu snippets"
"dung java java snippets" » "dung va java 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 ("tran manh toc snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("tran manh toc snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( tran manh toc snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("tran manh toc snippets"))) or ("locating bug core snippets"))*.