Perhaps you should try some spelling variations:
thanh day » thanh dat, thanh tay, thanh dam
hieu van » hieu va, thien van, lieu va
va thanh » gia thanh, ban thanh, va tinh
day cua » dai cua
hac dac » cac dac, ha dac, nhac dan
van hac » van hoc, van ha, van hai
te sach » toc sach
y sang » duy sang
ma hoi » mai hoi, ma hoa, me hoi
dac va » duc va, day va, dat va
_ sang » _ san
cua tu » cua tuc, cua su, cua cu

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 ((y sang) OR (_ sang)) ((ma hoi) OR (xa hoi)). hieu van hac dac va thanh day cua tu~.
• Adding a wildcard symbol may retrieve word variants: te sach ((y sang) or (_ sang)) ((ma hoi) or (xa hoi)). hieu van hac dac va thanh day cua tu*.