Perhaps you should try some spelling variations:
tham nuoc » thay nuoc, thoat nuoc, nha nuoc
cua triet » cua viet, su triet, va triet
hieu van » hieu va, thien van, lieu va
tham xuc » tham thuc, pham duc, cam xuc
danh vi » hanh vi, dinh vi, danh di
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
cua tre » cua te, cuu tre, dua tren
va danh » va dinh, va dan, va hanh
tu cai » tu cac, tu can, tu bai
cai ky » cao ky, cac ky, cam ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cai ky lang xa hoi. hieu van ((tham xuc) or (tham nuoc)) va danh vi ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cai ky lang xa hoi. hieu van ((tham xuc) OR (tham nuoc)) va danh vi ((cua tre) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: tu cai ky lang xa hoi. hieu van ((tham xuc) or (tham nuoc)) va danh vi ((cua tre) or (cua triet))*.