Perhaps you should try some spelling variations:
thanh tung » thanh cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
bang cong » dang cong, bang song, hang cong
trinh han » trinh quan
tung tao » trung tam, tuong tac, trong tao
ban cong » van cong, phan cong, ban huong
han cau » hang cau, phan cau, 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: theo tieu xanh - thanh tung tao ((ban cong) OR (bang cong)) trinh han cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - thanh tung tao ((ban cong) OR (bang cong)) trinh han cau*".