Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
tang tuong » tang truong, tang cuong, bang tuong
hoc thieu » toc thieu, hoc hien
thanh lap » thanh san, phan lap, thanh hai
anh tang » anh bang, anh dang, anh nang
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
khan cap » khan ap, than cap, khoan cam

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 - anh tang tuong duong ((cong dan) or (cong san)) ((khan cap) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - anh tang tuong duong ((cong dan) OR (cong san)) ((khan cap) OR (thanh lap)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - anh tang tuong duong ((cong dan) or (cong san)) ((khan cap) or (thanh lap))*.