Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
quoc ban » quoc bao, quoc lan, quoc quan
xuat ban » luat ban, xuat san, thuat ban
cua tre » cua te, cuu tre, cua triet
hieu va » lieu va, hieu qua
sac ky » cac ky, sai ky
banh d » anh d, binh d
tu sac » tu sach, tu cac, tu san
o hoi » co hoi, o hoc, o hai
x hoi » xa hoi, x ho, 5 hoi
d cua » de cua, do cua, da cua

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: tu sac ky nang ((x hoi) OR (o hoi)). hieu va thanh ((xuat ban) OR (quoc ban)) banh d cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang ((x hoi) OR (o hoi)). hieu va thanh ((xuat ban) or (quoc ban)) banh d cua tre~".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang ((x hoi) OR (o hoi)). hieu va thanh ((xuat ban) or (quoc ban)) banh d cua tre*.