Perhaps you should try some spelling variations:
van manh » van minh, van hanh, van thanh
te sach » toc sach
hai cua » thai cua, dai cua, hoi cua
van anh » van thanh, tuan anh, van minh
cua tre » cua te, cuu tre, cua triet
cam duc » cam xuc, cao duc, pham duc
hieu va » lieu va, hieu qua
tay hoi » tay ho, tao hoi, tay thai
ky danh » ky anh, ky dang
va cam » va cham, va cac, va cao

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 ((ky danh) or (ky nang)) tay hoi. hieu va cam duc ((van manh) or (van anh)) hai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ky danh) OR (ky nang)) tay hoi. hieu va cam duc ((van manh) OR (van anh)) hai cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ((ky danh) or (ky nang)) tay hoi. hieu va cam duc ((van manh) or (van anh)) hai cua tre*.