Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung using java snippets" » "dung ung java snippets", "dung sinh java snippets", "dung uong java snippets", "dung using data snippets"
"dung lam hieu snippets" » "dung luan hieu snippets", "dung tai hieu snippets", "dung dat hieu snippets", "dung tam chieu snippets", "dung cao hieu 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 lam hieu snippets") or ("dung using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung lam hieu snippets") OR ("dung using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung lam hieu snippets ) or ( dung using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung lam hieu snippets") or ("dung using java snippets"))) or ("locating bug core snippets"))*.