Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
tam huong » tam thuong, tam duong, nam phuong
tay huong » thu huong, thi huong, ban huong
cong san » cong tac
san gian » dan gian, san giao, van gian
gian cam » gian cham, gian cac, gia cam

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - thanh trung ((tam huong) OR (tay huong)) cong san gian cam~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sang - thanh trung ((tam huong) OR (tay huong)) cong san gian cam".
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh trung ((tam huong) OR (tay huong)) cong san gian cam*.