Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trong cac che snippets" » "trong cac code snippets", "trong cac he snippets", "trong cac chien snippets", "trong cac chat snippets"
"dung using java snippets" » "dung ung java snippets", "dung sinh java snippets", "dung uong java snippets", "dung using data 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: (((("dung using java snippets") OR ("trong cac che snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( dung using java snippets ) or ( trong cac che snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung using java snippets") or ("trong cac che snippets"))) or ("locating bug core snippets"))*.