Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"dan tu cau snippets" » "danh tu cau snippets", "dan su cau snippets", "ban tu cau snippets", "dan tu cac snippets", "dan cu cau snippets", "dan tu can 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 ("dan tu cau snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dan tu cau snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dan tu cau snippets"))) or ("locating bugs code snippets"))*.