Perhaps you should try some spelling variations:
thanh doi » thanh loi, thanh moi, thanh do
mai khoi » mai khoa, tai khoa, cac khoi
cham tuc » nham thuc, pham thuc, tham thuc
cua viet » ca viet, hoa viet, cua vat
mai hoi » dai hoi, lai hoi, mai doi
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
tuc gia » tac gia, duc gia, toc gia
doi cua » dai cua, hoi cua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: cu cao ky nang ((mai hoi) OR (mai khoi)). hieu ve cham tuc gia thanh doi cua viet~.
• Adding a wildcard symbol may retrieve word variants: cu cao ky nang ((mai hoi) or (mai khoi)). hieu ve cham tuc gia thanh doi cua viet*.