Perhaps you should try some spelling variations:
cao thuoc » cay thuoc, cua thuoc, nam thuoc
cao thuc » bao thuc, can thuc, cao thu
hanh vai » hanh vi, hanh va, hanh tai
te sach » toc sach
nang xa » nang x, lang xa, nang ma
va hanh » van hanh, va thanh, va danh
vai cuu » vai cua
cuu tre » cua tre, cau tren, cau treo
y nang » ky nang, ly nang, v nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang xa hoi. lieu va ((cao thuc) or (cao thuoc)) va hanh vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang xa hoi. lieu va ((cao thuc) OR (cao thuoc)) va hanh vai cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach y nang xa hoi. lieu va ((cao thuc) or (cao thuoc)) va hanh vai cuu tre*.