Perhaps you should try some spelling variations:
tang lai » trang lai, tang tai, tang loi
hanh lai » hanh lam, hanh tai, thanh lap
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ky tang » ky nang, ky dang, kho tang
lai hoi » dai hoi, lai hoa, lai roi
hieu ve » hieu van
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, va danh
lai cua » dai cua, hai cua, lai chau
xuc va » duc va, tuc va, luc va
cua tu » cua tuc, cua su, cua cu

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 ky tang lai hoi. ((hieu ve) or (hieu va)) cam xuc va hanh lai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky tang lai hoi. ((hieu ve) OR (hieu va)) cam xuc va hanh lai cua tu.
• Adding a wildcard symbol may retrieve word variants: tu sach ky tang lai hoi. ((hieu ve) or (hieu va)) cam xuc va hanh lai cua tu*.