Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
hieu thi » sieu thi, hieu chi, hiep thi
thanh va » thanh van, hanh va, thanh ha
chua tre » chua tri, cua tre, chua trieu
so sach » so sanh, bo sach, co sach
hoa hoi » khoa hoi, hoa doi, hoc hoi
thi hai » thi mai, thi hanh
hai cua » thai cua, dai cua, hoi cua
cua van » cua ban, cua vat, cua dan
va chua » vua chua, ca chua, va chu
y dang » ky dang, 2 dang, _ dang

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach y dang ((hoa hoi) or (hoa hoc)). hieu thi hai cua van thanh va chua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach y dang ((hoa hoi) OR (hoa hoc)). hieu thi hai cua van thanh va chua tre.
• Adding a wildcard symbol may retrieve word variants: so sach y dang ((hoa hoi) or (hoa hoc)). hieu thi hai cua van thanh va chua tre*.