Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"cong cua so snippets" » "cong cu so snippets", "dong cua so snippets", "huong cua so snippets", "cong cua sro snippets", "cong cua bo snippets", "cong cua su 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 ("cong cua so snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( cong cua so snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("cong cua so snippets"))) or ("locating bugs code snippets"))*.