Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
trung hoc » trung quoc
trung ha » trung tam, trung cap
cong tap » cuong tap, cong tac, cong tan
tap doan » tap quan
doan dau » doan dieu, phan dau, doan va

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 - hanh ((trung ha) or (trung hoc)) thanh cong tap doan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((trung ha) OR (trung hoc)) thanh cong tap doan dau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((trung ha) or (trung hoc)) thanh cong tap doan dau*.