Perhaps you should try some spelling variations:
thuat lanh » thuat lap, thuat san
cau trang » chu trang, cai trang, cau thang
lanh lay » thanh lay, lanh dao, hanh lam
lay nang » may nang, day nang, ly nang
trang va » tran van, hang va
cua tre » cua te, cua triet, dua tren
va hanh » van hanh, va thanh, va danh
cuu tre » cau tren, cau treo
hieu va » lieu va, hieu qua
hieu ve » hieu van
x hoi » xa hoi, o hoi, x ho

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

• If you are trying to use Boolean operators, they must be ALL CAPS: thuat lanh lay nang x hoi. ((hieu ve) OR (hieu va)) cau trang va hanh vi ((cua tre) OR (cuu tre))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat lanh lay nang x hoi. ((hieu ve) or (hieu va)) cau trang va hanh vi ((cua tre) OR (cuu tre))~".
• Adding a wildcard symbol may retrieve word variants: thuat lanh lay nang x hoi. ((hieu ve) or (hieu va)) cau trang va hanh vi ((cua tre) OR (cuu tre))*.