Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
truong cao » truong dai
trong quan » thong quan, tong quan, thong quang
hoc thieu » toc thieu, hoc hien
truong va » truong dai, truong dao, luong va
quan than » quan thanh, qua than, quang thanh
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: hoc thieu xanh - hanh ((truong cao) or (truong va)) dung trong quan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((truong cao) OR (truong va)) dung trong quan than cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((truong cao) or (truong va)) dung trong quan than cau*.