Perhaps you should try some spelling variations:
thuat nang » thuat bang, thuat mang, thuat trang
hieu van » hieu va, thien van, lieu va
van hanh » van thanh, ban hanh, van anh
su dich » su tich, su dinh, chu dich
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va
cac duc » cac du, cao duc, cac dac
duc van » duc va, duc tan, duc manh
cua tre » cua te, cuu tre, cua triet
ma hoi » mai hoi, xa hoi, ma hoa
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: su dich thuat nang ma hoi. ((hieu ve) OR (hieu van)) cac duc van hanh vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su dich thuat nang ma hoi. ((hieu ve) OR (hieu van)) cac duc van hanh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: su dich thuat nang ma hoi. ((hieu ve) OR (hieu van)) cac duc van hanh vi cua tre*.