Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java can snippets" » "using data can snippets"
"hang cong cac snippets" » "dang cong cac snippets", "hang nong cac snippets", "bang cong cac snippets", "hang cuong cac snippets", "hang cong tac snippets", "hang cong 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 can snippets") OR ("hang cong cac snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java can snippets ) or ( hang cong cac snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java can snippets") or ("hang cong cac snippets"))) or ("locating bugs code snippets"))*.