Perhaps you should try some spelling variations:
gianh lai » gian lan
hieu van » hieu va, thien van, lieu va
sach duy » sach dung, sach duoc, sach dao
dinh lam » dinh van, tinh lao
cam duc » cam xuc, cao duc, pham duc
te sach » toc sach
van cam » van nam, van lam, van cau
hanh ma » hanh mau, hanh may, hanh va
anh ma » anh mau, anh va, anh ta
cua te » cua tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach duy ((anh ma) OR (hanh ma)) hoa. hieu van cam duc va ((gianh lai) OR (dinh lam)) cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach duy ((anh ma) OR (hanh ma)) hoa. hieu van cam duc va ((gianh lai) or (dinh lam)) cua te~".
• Adding a wildcard symbol may retrieve word variants: te sach duy ((anh ma) OR (hanh ma)) hoa. hieu van cam duc va ((gianh lai) or (dinh lam)) cua te*.