Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
thu sach » tu sach, thuat sach, thuoc sach
va thanh » gia thanh, ban thanh, va tinh
tang tai » hang tai, dung tai, sang tao
dua tren » dung tren
cham hoi » cham voi, cham h'roi, pham hoai
cuu tre » cua tre, cau tren, cau treo
hieu va » lieu va, hieu qua
tai hoi » tai khoi, dai hoi, tai hai
y tang » ky tang, 6 tang, 7 tang
cam lo » nam lo, cam ly, cam o

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 tang tai hoi. hieu va ((cham hoi) or (cam lo)) va thanh vai ((dua tren) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach y tang tai hoi. hieu va ((cham hoi) OR (cam lo)) va thanh vai ((dua tren) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: thu sach y tang tai hoi. hieu va ((cham hoi) or (cam lo)) va thanh vai ((dua tren) or (cuu tre))*.