Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"cung tan cac snippets" » "cung than cac snippets", "cong tan cac snippets", "cung ta cac snippets", "cung tai cac snippets", "cung tap cac snippets", "cung ton cac 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 ("cung tan cac snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( cung tan cac snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("cung tan cac snippets"))) or ("locating bugs code snippets"))*.