Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
hanh nang » anh nang, ganh nang, hanh mang
suat cong » xuat cong, sat cong, sua cong
luat cong » thuat cong, luat chung, cua cong
ho chieu » hoc thieu, doi chieu, mot chieu
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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) or (ho chieu)) xanh - hanh nang ((suat cong) or (luat cong)) cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) xanh - hanh nang ((suat cong) OR (luat cong)) cong dan than cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (ho chieu)) xanh - hanh nang ((suat cong) or (luat cong)) cong dan than cau*.