Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
manh chung » manh hung, lanh chung, doanh chung
chieu xanh » chieu sach, chieu sang, chieu tinh
cua thuong » cua truong, cua phuong, ca thuong
chau tinh » cuu tinh, ha tinh, cua tinh
chung cua » chung cu, dung cua, huong cua
cong tan » cong tac, cong san, cong thanh
tan doan » tran doan, tap doan, van doan
doan cau » toan cau, doan dau, doan cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) or (chau tinh)) - manh chung cua thuong cong tan doan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chau tinh)) - manh chung cua thuong cong tan doan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (chau tinh)) - manh chung cua thuong cong tan doan cau*.