Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
nhung cong » dung cong, thong cong, hang cong
theo dieu » theo chieu, thuoc dieu, he dieu
nang hang » nang sang, hang hang, cang thang
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo dieu) OR (theo tieu)) hanh - ((nhanh lang) or (nang hang)) cua nhung cong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo dieu) OR (theo tieu)) hanh - ((nhanh lang) OR (nang hang)) cua nhung cong tan tran cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo dieu) OR (theo tieu)) hanh - ((nhanh lang) or (nang hang)) cua nhung cong tan tran cau".
• Adding a wildcard symbol may retrieve word variants: ((theo dieu) OR (theo tieu)) hanh - ((nhanh lang) or (nang hang)) cua nhung cong tan tran cau*.