Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
tu sach » thu sach, su sach, te sach
lang xa » lang ha, dang xay, lang van
va danh » va dinh, va dan, va hanh
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
ve cam » ve cham, ve cac, ve cai
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: tu sach _ lang xa hoi. hieu ((ve cam) or (va cam)) xuc ((va danh) or (va thanh)) vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach _ lang xa hoi. hieu ((ve cam) OR (va cam)) xuc ((va danh) OR (va thanh)) vai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach _ lang xa hoi. hieu ((ve cam) or (va cam)) xuc ((va danh) or (va thanh)) vai cua tre*.