Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
hanh mang » nhanh mang, hanh trang, nhanh lang
cua nhung » va nhung
thanh lap » thanh san, phan lap, thanh hai
khoan cam » khoa cam, khoan va, phan cam
mang cua » manh cua, dung cua, ban cua
cong san » cong tac
than cap » khan cap, thanh cac, than cua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - hanh mang cua nhung cong san ((((than cap) OR (thanh lap))) OR (khoan cam))~.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hanh mang cua nhung cong san ((((than cap) or (thanh lap))) or (khoan cam))*.