Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
luan chung » luan chinh
chua xang » chua nang, chuc nang, chu bang
lang luan » tang luan, hang luan, bang luan
chu xanh » chu manh, chieu xanh, chuc danh
cong san » cong tac
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: cua ((chu xanh) or (chua xang)) - nhanh lang luan chung ((cong dong) or (cong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cua ((chu xanh) OR (chua xang)) - nhanh lang luan chung ((cong dong) OR (cong san)) toan cau.
• Adding a wildcard symbol may retrieve word variants: cua ((chu xanh) or (chua xang)) - nhanh lang luan chung ((cong dong) or (cong san)) toan cau*.