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