Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"van nhuong bai snippets" » "van chuong bai snippets", "van phuong bai snippets", "van huong bai snippets", "van nhung bai snippets", "van cuong bai snippets", "van nhung bi snippets", "van nhuong 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 java java snippets") or ("van nhuong bai snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("van nhuong bai snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( van nhuong bai snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("van nhuong bai snippets"))) or ("locating bug code snippets"))*.