Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using raw java snippets" » "using real java snippets", "using a java snippets", "using low java snippets"
"le tang cao snippets" » "le nang cao snippets", "le tang ca snippets", "le tang cho snippets", "le quang cao snippets", "le trung cao snippets", "le thanh cao 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: (((("le tang cao snippets") OR ("using raw java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( le tang cao snippets ) or ( using raw java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("le tang cao snippets") or ("using raw java snippets"))) or ("locating bugs code snippets"))*.