Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung xuan cao snippets" » "dung xuan code snippets", "duong xuan cao snippets", "dung luan cao snippets", "dung quan cao snippets", "dung xuan can snippets", "dung juan cao snippets", "dung xuan bao 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 using java snippets") or ("dung xuan cao snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung using java snippets") OR ("dung xuan cao snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung using java snippets ) or ( dung xuan cao snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung using java snippets") or ("dung xuan cao snippets"))) or ("locating bug core snippets"))*.