Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuoc sinh
thuat sach » thuat lanh, thuat san
phan thuc » nhan thuc, phap thuc, pham thuc
va phan » van phan, va phat, va phap
thuc va » thuc vat, thuc dan, thuc day
dan vai » dan va, dan tai, dan vat
vai cuu » vai cua
cuu tre » cua tre, cau tren, cau treo
va dan » ca dan, va dao, va dau
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: ((thuoc sach) or (thuat sach)) ky nang x hoi. lieu va phan thuc va dan vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuoc sach) OR (thuat sach)) ky nang x hoi. lieu va phan thuc va dan vai cuu tre.
• Adding a wildcard symbol may retrieve word variants: ((thuoc sach) or (thuat sach)) ky nang x hoi. lieu va phan thuc va dan vai cuu tre*.