Perhaps you should try some spelling variations:
tham thuc » nham thuc, pham thuc, tam thuc
hoc sach » hoc sinh, hoc cac, hoc anh
dia danh » dia ban, gia dinh
van dinh » van minh, van dich, xuan dinh
va tham » van tham, va cham, va thanh
va dinh » va kinh, va tinh, vu dinh
vai cua » dai cua, hai cua, lai cua
y nang » ky nang, ly nang, v nang
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sach y nang x hoi. lieu va tham thuc ((((va dinh) or (dia danh))) or (van dinh)) vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach y nang x hoi. lieu va tham thuc ((((va dinh) OR (dia danh))) OR (van dinh)) vai cua te.
• Adding a wildcard symbol may retrieve word variants: hoc sach y nang x hoi. lieu va tham thuc ((((va dinh) or (dia danh))) or (van dinh)) vai cua te*.