Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code slippers" » "using data code slippers"
"dung do xuan snippets" » "dung doi xuan snippets", "dung co xuan snippets", "dung de xuan snippets", "dung vo xuan snippets", "dung ho xuan snippets", "dung do tuan 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 slippers") OR ("dung do xuan snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code slippers ) or ( dung do xuan snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code slippers") or ("dung do xuan snippets"))) or ("locating bugs code snippets"))*.