Perhaps you should try some spelling variations:
hieu va » lieu va, hieu qua
va thac » van thac, va thuc, va tac
danh vi » hanh vi, dinh vi, danh di
cuu tre » cua tre, cau tren, cau treo
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
toc ta » toc tay, toc thai
tuc va » thuc va, truc va, tuc xa
vi cuu » vi luu, vinh cuu
x hoi » xa hoi, o hoi, x ho

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 x hoi. hieu va thac ((toc ta) or (tuc va)) danh vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang x hoi. hieu va thac ((toc ta) OR (tuc va)) danh vi cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang x hoi. hieu va thac ((toc ta) or (tuc va)) danh vi cuu tre*.