Perhaps you should try some spelling variations:
danh sai » dung sai, danh bat, danh dau
van chat » cao chat
van tham » van thanh, van tuan, van tai
hoc sach » hoc sinh, hoc cac, hoc anh
va nang » van nang, da nang, cam nang
thuc va » thuc vat, thuc dan, thuc day
va danh » va dinh, va dan, va hanh
sai cua » dai cua, hai cua, lai cua
v nang » vu nang, van nang, voi nang
cua te » cua tu
o hoc » co hoc, mo hoc, so hoc

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 ((v nang) OR (va nang)) o hoc. thien ((van tham) or (van chat)) thuc va danh sai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach ((v nang) OR (va nang)) o hoc. thien ((van tham) OR (van chat)) thuc va danh sai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc sach ((v nang) OR (va nang)) o hoc. thien ((van tham) or (van chat)) thuc va danh sai cua te".
• Adding a wildcard symbol may retrieve word variants: hoc sach ((v nang) OR (va nang)) o hoc. thien ((van tham) or (van chat)) thuc va danh sai cua te*.