Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu hanh » chieu xanh, dieu hanh, hien hanh
nhan dang » nhan dan, phan dang, tran dang
va duong » van duong, va tuong, va huong
cong san » cong tac
toan tai » toan tap, doanh tai, toan ban
toan cao » toan ban, toan tap
va dung » van dung, vat dung, va ung

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu hanh - nhan dang ((va dung) or (va duong)) cong san ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu hanh - nhan dang ((va dung) OR (va duong)) cong san ((toan tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo chieu hanh - nhan dang ((va dung) or (va duong)) cong san ((toan tai) or (toan cao))*.