Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien danh
thien anh » thien danh, tien anh, thien thanh
cong cong » cong dong, trong cong, dung cong
trinh ban » trinh han, trinh san, trinh dan
anh dang » anh dong, anh dung, anh bang
dang cua » dung cua, dong cua, mang cua
ban cau » bang cau, ban can, van cau

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) or (thien anh)) - anh dang cua cong cong trinh ban cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - anh dang cua cong cong trinh ban cau*.