Perhaps you should try some spelling variations:
"va think java slippers" » "va trinh java slippers", "van thinh java slippers", "va tinh java slippers", "va thiet java slippers", "va think java slippery", "va think java grippers"
"dung hung code snippets" » "dung chung code snippets", "dung nhung code snippets", "dung huong code snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs 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: (((("va think java slippers") OR ("dung hung code snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( va think java slippers ) or ( dung hung code snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("va think java slippers") or ("dung hung code snippets"))) or ("locating bug code snippets"))*.