Perhaps you should try some spelling variations:
xanh hanh » danh thanh, ban hanh, van hanh
cuoc xanh » tuoc xanh, cuoc thanh, cuoc tranh
hanh lai » hanh lam, hanh tai, thanh lap
vien cac » vien bach, vien dai, vien da
lai cua » dai cua, hai cua, lai chau
te sach » toc sach
sach ty » sach y, sach tu, sach thu
tang ma » mang may, tang van
sang ma » nang ma, sang tao, mang may
cua tre » cua te, cuu tre, cua triet

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty ((sang ma) OR (tang ma)) hoi. hieu ((vien cac) or (va cac)) cuoc xanh hanh lai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty ((sang ma) OR (tang ma)) hoi. hieu ((vien cac) OR (va cac)) cuoc xanh hanh lai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty ((sang ma) OR (tang ma)) hoi. hieu ((vien cac) or (va cac)) cuoc xanh hanh lai cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ty ((sang ma) OR (tang ma)) hoi. hieu ((vien cac) or (va cac)) cuoc xanh hanh lai cua tre*.