Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"dang duc lam snippets" » "dang quoc lam snippets", "dao duc lam snippets", "dang su lam snippets", "dang duoc lam snippets", "dang duc nam snippets", "dang luc lam 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 ("dang duc lam snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dang duc lam snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dang duc lam snippets"))) or ("locating bug core snippets"))*.