Perhaps you should try some spelling variations:
thuc van » thuc vat, thuc dan, thuc va
van hanh » van thanh, ban hanh, van anh
so sanh » do sanh
co sach » bo sach, cuon sach, hoc sach
hieu va » lieu va, hieu qua
vi cua » vai cua, di cua
cua te » cua tu
x hoi » xa hoi, o hoi, x ho
va am » va lam, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so sanh) or (co sach)) ky nang x hoi. hieu va am thuc van hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sanh) OR (co sach)) ky nang x hoi. hieu va am thuc van hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: ((so sanh) or (co sach)) ky nang x hoi. hieu va am thuc van hanh vi cua te*.