Perhaps you should try some spelling variations:
trinh tinh » trinh kinh, trinh tin, trinh dinh
nhanh tinh » nhanh thanh, hanh trinh, nhan sinh
doc trinh » doc tinh, doi trinh, hoc trinh
cong cong » cong dong, trong cong, dung cong
tinh cua » trinh cua, sinh cua, tinh chat
cong ban » cong bang, cong san, cong tan
than cap » thanh lap, thanh cac, than cua
khan cap » khan ap, khoan cam, phan cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc trinh tinh - nhanh tinh cua cong cong ban ((than cap) OR (khan cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc trinh tinh - nhanh tinh cua cong cong ban ((than cap) OR (khan cap))*".