Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"tan cua cham snippets" » "tan cua cha snippets", "tan qua cham snippets", "tan ca cham snippets", "than cua cham snippets", "tang cua cham snippets", "toan cua cham 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 ("tan cua cham snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( tan cua cham snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("tan cua cham snippets"))) or ("locating bugs code snippets"))*.