Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung luat cong snippets" » "dung luat code snippets", "dung luan cong snippets", "dung quat cong snippets", "dung cua cong snippets", "dung thuat cong snippets", "dung luat chung snippets"
"dung using java snippets" » "dung ung java snippets", "dung sinh java snippets", "dung uong java snippets", "dung using data snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung luat cong 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 luat cong snippets") OR ("dung using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung luat cong snippets ) or ( dung using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung luat cong snippets") or ("dung using java snippets"))) or ("locating bug core snippets"))*.