Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
trung cap » truong cao, trung tam
hanh cong » thanh cong, hang cong, hanh dong
dang cong » dung cong
hoc thuat » hoc thuyet, hoc thuc, hoc chat
ho chieu » theo chieu, hoc thieu, mot chieu
thuat co » thuat do, thuat o

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - thanh trung cap ((hanh cong) or (dang cong)) hoc thuat co~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung cap ((hanh cong) OR (dang cong)) hoc thuat co.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung cap ((hanh cong) or (dang cong)) hoc thuat co*.