Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"trinh toan o snippets" » "tinh toan o snippets", "thanh toan o snippets", "trinh han o snippets", "trinh toan ho snippets", "trinh toan co snippets", "trinh toan do 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 toan o snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( trinh toan o snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("trinh toan o snippets"))) or ("locating bugs code snippets"))*.