Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
chau tinh » cuu tinh, ha tinh, cua tinh
trung cua » truong cua, trung tuan, trung cap
phap cong » phan cong, pham cong, phap phong
cua phap » va phap, cua nha, cua nhan
tan toan » tan tran, tap toan, dan toan
van toan » van tuan, van tan, van thanh

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)) - thanh trung cua phap cong ((tan toan) OR (van toan)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chau tinh)) - thanh trung cua phap cong ((tan toan) OR (van toan)) tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu xanh) or (chau tinh)) - thanh trung cua phap cong ((tan toan) OR (van toan)) tap".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (chau tinh)) - thanh trung cua phap cong ((tan toan) OR (van toan)) tap*.