Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
truong va » truong dai, truong cao, truong dao
dung cong » dung trong
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan tap » toan ban

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 - manh ((trung tam) or (truong va)) dung cong van toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - manh ((trung tam) OR (truong va)) dung cong van toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - manh ((trung tam) or (truong va)) dung cong van toan tap*.