Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
truong va » truong dai, truong cao, truong dao
cong bang » cuong bang, dong bang, hong bang
bang than » bang thanh, ban than, sang than
trung va » trang va, trung ha, trung tam
than cau » toan cau, phan cau, than cap

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - thanh ((trung va) OR (truong va)) nhung cong bang than cau~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh ((trung va) OR (truong va)) nhung cong bang than cau*.