Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
trung cap » truong cao, trung tam
truong ca » truong cao, truong va, trong ca
dung cong » dung trong
tan thanh » tran thanh, tang thanh, toan thanh
cong tan » cong tac, cong san, cong thanh
thanh ca » thanh cha, thanh cac, thanh ha

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

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