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 tieu, theo chieu, thuoc dieu
nang hang » nang sang, hang hang, cang thang
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
tcan cau » toan cau, toan cao, van cau
can cau » van cau, ban cau, ca 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 ((tcan cau) or (can 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 ((tcan cau) OR (can cau)).
• Adding a wildcard symbol may retrieve word variants: theo dieu hanh - ((nhanh lang) or (nang hang)) cua nhung cong tan ((tcan cau) or (can cau))*.