Perhaps you should try some spelling variations:
trinh nhanh » trinh thanh, trinh hanh, trinh nhan
thanh trung » thanh tung
sinh sach » chinh sach, sinh san, sang sach
cua phung » cua phuong, cua nhung, cua thuong
cua chung » cua nhung, luan chung, luat chung
nhanh cau » nhanh cay, thanh chau, nhanh ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sinh sach - thanh trung ((cua phung) or (cua chung)) cong trinh nhanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sinh sach - thanh trung ((cua phung) OR (cua chung)) cong trinh nhanh cau.
• Adding a wildcard symbol may retrieve word variants: hoc sinh sach - thanh trung ((cua phung) or (cua chung)) cong trinh nhanh cau*.