Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"dung tay don snippets" » "dung tai don snippets", "dung may don snippets", "vung tay don snippets", "dung tay dong snippets", "dung tay son snippets", "dung tap don snippets"
"locating bug core snippets" » "locating bug code 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 code snippets") OR ("dung tay don snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dung tay don snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dung tay don snippets"))) or ("locating bug core snippets"))*.