Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
chieu xanh » chieu sach, chieu sang, chieu tinh
tuong khoa » luong khoa, duong khoa, dung khoa
khoa dung » hoc dung, khoa cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
hang cau » hang dau, nhung cau, nang cao
hang ca » hang va, nang cao, hang tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - thanh tuong khoa dung ((cong tan) or (cong ty)) ((hang cau) or (hang ca))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh tuong khoa dung ((cong tan) OR (cong ty)) ((hang cau) OR (hang ca)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh tuong khoa dung ((cong tan) or (cong ty)) ((hang cau) or (hang ca))*.