Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using raw java snippets" » "using real java snippets", "using a java snippets", "using low java snippets"
"vi cong hoa snippets" » "vi dong hoa snippets", "vi dong hoc snippets", "vi hang hoa snippets", "voi cong hoa snippets", "va cong hoa snippets", "vu cong hoa 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 raw java snippets") OR ("vi cong hoa snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using raw java snippets ) or ( vi cong hoa snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using raw java snippets") or ("vi cong hoa snippets"))) or ("locating bugs code snippets"))*.