Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
cong thanh » dong thanh, cong trinh, truong thanh
theo dieu » theo tieu, theo chieu, thuoc dieu
nang hang » nang sang, hang hang, cang thang
cua nhung » va nhung
cong tan » cong tac, cong san, cong ty
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 hanh - ((nhanh lang) or (nang hang)) cua nhung ((cong tan) OR (cong thanh)) tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo dieu hanh - ((nhanh lang) OR (nang hang)) cua nhung ((cong tan) OR (cong thanh)) tran cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo dieu hanh - ((nhanh lang) or (nang hang)) cua nhung ((cong tan) OR (cong thanh)) tran cau".
• Adding a wildcard symbol may retrieve word variants: theo dieu hanh - ((nhanh lang) or (nang hang)) cua nhung ((cong tan) OR (cong thanh)) tran cau*.