Perhaps you should try some spelling variations:
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va tham » van tham, va cham, va thanh
thuc va » thuc vat, thuc dan, thuc day
cua tre » cua te, cuu tre, cua triet
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
xuc va » duc va, luc va, xac va
tuc va » truc va, tuc xa, duc va
vi cua » vai cua, di cua

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

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