Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java core snippets" » "using data core snippets"
"dung hat dao snippets" » "dung chat dao snippets", "dung nhat dao snippets", "dung phat dao snippets", "dung hat dan snippets", "dung hat dam snippets", "dung hat 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 core snippets") OR ("dung hat dao snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java core snippets ) or ( dung hat dao snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java core snippets") or ("dung hat dao snippets"))) or ("locating bugs code snippets"))*.