Perhaps you should try some spelling variations:
lang tai » lang thai, hang tai, tang tai
tu sach » thu sach, su sach, te sach
lai hoi » dai hoi, lai hoa, mai hoi
lai roi » loi roi
hieu va » lieu va, hieu qua
nay thu » nam thu, tay thu, nay tu
va lang » va nang, hoa lang
cuc tre » duc tre, cua tre, cuu tre
y nang » ky nang, ly nang, v nang
va nay » va ngay, va cay
thu va » thuc va, thue va, 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 y nang ((lai hoi) or (lai roi)). hieu va nay thu va lang tai cuc tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang ((lai hoi) OR (lai roi)). hieu va nay thu va lang tai cuc tre*.