Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
va thanh » gia thanh, ban thanh, va tinh
tu sach » thu sach, su sach, te sach
van cam » van nam, van cau, van dam
van lam » van nam
cua tre » cuu tre, cua triet, dua tren
y nang » ky nang, ly nang, v nang
xuc va » duc va, tuc va, luc va
cua te » cua tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang x ho. thien ((van cam) OR (van lam)) xuc va thanh dai ((cua tre) OR (cua te))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y nang x ho. thien ((van cam) OR (van lam)) xuc va thanh dai ((cua tre) or (cua te))~".
• Adding a wildcard symbol may retrieve word variants: tu sach y nang x ho. thien ((van cam) OR (van lam)) xuc va thanh dai ((cua tre) or (cua te))*.