Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"va tuong dat snippets" » "va tuong dan snippets", "va tuong dao snippets", "va trong dat snippets", "va thuong dat snippets", "va thong dat snippets", "xa truong dat snippets", "va tuong dat slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("va tuong dat snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("va tuong dat snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( va tuong dat snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("va tuong dat snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.