Perhaps you should try some spelling variations:
"using real java snippets" » "using metal java snippets", "using raw java snippets", "using real java slippers"
"van cong bai snippets" » "van dong bai snippets", "van phong bai snippets", "phan cong bai snippets", "van cuong bai snippets", "van cong hai snippets", "van cung bai snippets", "van cong bai 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: (((("using real java snippets") or ("van cong bai snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using real java snippets") OR ("van cong bai snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( using real java snippets ) or ( van cong bai snippets ))) or ( locating bug code snippets ))*.