Perhaps you should try some spelling variations:
tham nuoc » thay nuoc, thoat nuoc, nha nuoc
ky tang » ky nang, ky dang, kho tang
hoa hoi » khoa hoi, hoa hoc, hoa doi
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, cuu tre, cua triet
te cao » te bao
ha hoi » ha noi, xa hoi, va hoi
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: te cao ky tang ((ha hoi) or (hoa hoi)). hieu va tham nuoc va hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te cao ky tang ((ha hoi) OR (hoa hoi)). hieu va tham nuoc va hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: te cao ky tang ((ha hoi) or (hoa hoi)). hieu va tham nuoc va hanh vi cua tre*.