Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"tu than cao snippets" » "tu toan cao snippets", "tu thai cao snippets", "tu than cap snippets", "tu thanh cao snippets", "tu nhan cao snippets", "nu than cao snippets"
"locating bug core snippets" » "locating bug code 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 ("tu than cao snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( tu than cao snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("tu than cao snippets"))) or ("locating bug core snippets"))*.