Perhaps you should try some spelling variations:
tang tai » hang tai, dung tai, sang tao
tai khoa » da khoa, noi khoa
cua tre » cua te, cuu tre, cua triet
ky tang » ky nang, ky dang, kho tang
ve cham » va cham, ve chat, vu cham
dinh vi » dinh ve, dinh viet, dinh tri
luc va » duc va, tuc va, loc va
vi cua » vai cua, di cua
vu sai » vu hai, vu san, vu dai
xuc va » duc va, tuc va, xac va
sai ky » sac ky
ve cac » va cac, vien cac

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: vu sai ky tang tai khoa. hieu ((ve cham) OR (ve cac)) ((xuc va) OR (luc va)) dinh vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sai ky tang tai khoa. hieu ((ve cham) or (ve cac)) ((xuc va) OR (luc va)) dinh vi cua tre~".
• Adding a wildcard symbol may retrieve word variants: vu sai ky tang tai khoa. hieu ((ve cham) or (ve cac)) ((xuc va) OR (luc va)) dinh vi cua tre*.