Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
hanh tai » thanh tai, hang tai, han tai
ve cham » va cham, ve chat, vu cham
tai cua » thai cua, tai cuc, tri cua
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
nang xa » lang xa, nang ma, mang xa
ve cam » ve cac, va cam, ve cai
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach y ((nang xa) or (nang x)) hoi. hieu ((ve cam) or (ve cham)) xuc va hanh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach y ((nang xa) OR (nang x)) hoi. hieu ((ve cam) OR (ve cham)) xuc va hanh tai cua tre.
• Adding a wildcard symbol may retrieve word variants: thu sach y ((nang xa) or (nang x)) hoi. hieu ((ve cam) or (ve cham)) xuc va hanh tai cua tre*.