Perhaps you should try some spelling variations:
trinh thanh » tinh thanh, trinh han, trinh toan
thanh trung » thanh tung
luat chung » luan chung, luat thuong, cua chung
dinh sach » sinh sach, tinh sach, chinh sach
cua phung » cua phuong, cua nhung, cua chung
thanh cau » thanh chau, thanh mau, nhanh cau
hoc dinh » hoc sinh, hoc kinh, hoc danh

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

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