Perhaps you should try some spelling variations:
thanh thai » thanh hai, thanh tai, nhanh thai
ban thanh » ban hanh, ban hang
thai cua » than cua, tai cuc, tri cua
kho tang » cao tang
cua tre » cua te, cuu tre, cua triet
dua ban » dia ban, cua ban, qua ban
ky tang » ky nang, ky dang, ky trong
thi van » thi lan, thi hanh, thi nang
cam dua » ca dua, cay dua, chay dua
tu sac » tu sach, tu cac, tu san

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 tang) OR (kho tang)) ma hoa. ((thien van) OR (thi van)) cam dua ban thanh thai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ((ky tang) OR (kho tang)) ma hoa. ((thien van) or (thi van)) cam dua ban thanh thai cua tre~".
• Adding a wildcard symbol may retrieve word variants: tu sac ((ky tang) OR (kho tang)) ma hoa. ((thien van) or (thi van)) cam dua ban thanh thai cua tre*.