Perhaps you should try some spelling variations:
tham nuoc » thay nuoc, thoat nuoc, nha nuoc
hieu van » hieu va, thien van, lieu va
van tham » van thanh, van tuan, van chat
ky lang » ky dang, ky tang, tay lang
ky danh » ky anh, ky dang
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
ve cac » va cac, vien cac
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: ve cac ((((ky lang) or (ky danh))) or (ky nang)) xa hoi. hieu van tham nuoc va hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ve cac ((((ky lang) OR (ky danh))) OR (ky nang)) xa hoi. hieu van tham nuoc va hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ve cac ((((ky lang) or (ky danh))) or (ky nang)) xa hoi. hieu van tham nuoc va hanh vi cua tre*.