Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
cong tang » cong thang, cong lang, cong vang
trung ha » trung hoc, trung tam, trung cap
trang va » tran van, hang va
cong tan » cong tac, cong san, cong thanh
hang san » hoang san, hang ban, hanh san

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 ha) or (trang va)) thong ((cong tan) or (cong tang)) hang san~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh ((trung ha) OR (trang va)) thong ((cong tan) OR (cong tang)) hang san.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh ((trung ha) or (trang va)) thong ((cong tan) or (cong tang)) hang san*.