Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using real java snippets" » "using metal java snippets", "using raw java snippets"
"va tuong cac snippets" » "va truong cac snippets", "va trong cac snippets", "va luong cac snippets", "va thuong cac snippets", "va thong cac snippets", "xa truong cac 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 cac snippets") or ("using real java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("va tuong cac snippets") OR ("using real java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( va tuong cac snippets ) or ( using real java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("va tuong cac snippets") or ("using real java snippets"))) or ("locating bugs code snippets"))*.