Perhaps you should try some spelling variations:
tang tai » hang tai, dung tai, sang tao
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
cua tre » cua te, cua triet, dua tren
va dauh » va danh, va doanh
tai roi » lai roi, tai hoi, tai loi
hieu ve » hieu va, hieu van
ky tang » ky nang, ky dang, kho tang
cuu tre » cau tren, cau treo
ve cam » ve cham, ve cac, va cam
va dau » va dao

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky tang tai roi. hieu ve cam xuc ((va dauh) or (va dau)) dai ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky tang tai roi. hieu ve cam xuc ((va dauh) OR (va dau)) dai ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: vu sach ky tang tai roi. hieu ve cam xuc ((va dauh) or (va dau)) dai ((cua tre) or (cuu tre))*.