Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"lan hang cua snippets" » "ban hang cua snippets", "van hang cua snippets", "lan hung cua snippets", "lan mang cua snippets", "lan hang ca snippets", "lan huong cua 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 ("lan hang cua snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( lan hang cua snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("lan hang cua snippets"))) or ("locating bugs code snippets"))*.