Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"danh so cuu snippets" » "dinh so cuu snippets", "anh so cuu snippets", "dan so cuu snippets", "danh so huu snippets", "danh ho cuu snippets", "danh so cau 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 ("danh so cuu snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( danh so cuu snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("danh so cuu snippets"))) or ("locating bug core snippets"))*.