Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
cua truong » cua trung, xuan truong, xa truong
doi chieu » doc hieu, doi chi, ho chieu
cong san » cong tac
san khan » san khau, san khac, san phan
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: doi chieu xanh - thanh trung ((cua truong) OR (cac truong)) cong san khan cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - thanh trung ((cua truong) OR (cac truong)) cong san khan cap".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh trung ((cua truong) OR (cac truong)) cong san khan cap*.