Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
van thanh » ban thanh, van tuan
thu sach » tu sach, thuat sach, thuoc sach
cam tuc » cam xuc, cam tu, nam thuc
hieu ve » hieu va, hieu van
ky danh » ky anh
ky dang » ky nang
vai cua » dai cua, hai cua, lai cua
ha hoi » hoa hoi, ha noi, xa hoi

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: thu sach ((ky dang) OR (ky danh)) ha hoi. hieu ve ((cam tuc) OR (am thuc)) van thanh vai cua vat~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ((ky dang) OR (ky danh)) ha hoi. hieu ve ((cam tuc) or (am thuc)) van thanh vai cua vat~".
• Adding a wildcard symbol may retrieve word variants: thu sach ((ky dang) OR (ky danh)) ha hoi. hieu ve ((cam tuc) or (am thuc)) van thanh vai cua vat*.