Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java core snippets" » "using data core snippets"
"dung dan ha snippets" » "dung dat ha snippets", "dung san ha snippets", "tung dan ha snippets", "dung dang ha snippets", "dung dan ca snippets", "dung van ha 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: (((("using java core snippets") OR ("dung dan ha snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java core snippets ) or ( dung dan ha snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java core snippets") or ("dung dan ha snippets"))) or ("locating bugs code snippets"))*.