Perhaps you should try some spelling variations:
tham nuoc » thay nuoc, thoat nuoc, nha nuoc
cua triet » cua viet, su triet, va triet
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
va tham » van tham, va cham, va thanh
va hanh » van hanh, va thanh, va danh
cua tre » cua te, dua tren, cua thep
cuu tre » cau tren, cau treo
te cac » tu cac, ve cac, te cao

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 cac ky lang xa hoi. hieu va tham nuoc va hanh vi ((((cua tre) OR (cua triet))) OR (cuu tre))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te cac ky lang xa hoi. hieu va tham nuoc va hanh vi ((((cua tre) OR (cua triet))) or (cuu tre))~".
• Adding a wildcard symbol may retrieve word variants: te cac ky lang xa hoi. hieu va tham nuoc va hanh vi ((((cua tre) OR (cua triet))) or (cuu tre))*.