Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"trinh doi cay snippets" » "trinh do cay snippets", "trinh hoi cay snippets", "tinh doi cay snippets", "trinh doi ca snippets", "trinh doi day snippets", "trinh voi cay 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 ("trinh doi cay snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( trinh doi cay snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("trinh doi cay snippets"))) or ("locating bug core snippets"))*.