Perhaps you should try some spelling variations:
tang lai » trang lai, tang tai, tang loi
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 vu » hieu va, hieu ve, hieu su
vu chao » vu cao, vu cham, vu chat
vi cua » vai cua, di cua
cua te » cua tu
xu va » xu van, tu va, vu va
su va » su van, tu va

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 vu chao ((xu va) OR (su va)) hanh vi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky tang lai hoi. hieu vu chao ((xu va) OR (su va)) hanh vi cua te".
• Adding a wildcard symbol may retrieve word variants: tu sach ky tang lai hoi. hieu vu chao ((xu va) OR (su va)) hanh vi cua te*.