Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
cua triet » cua viet, su triet, va triet
ban thanh » ban hanh, ban hang
thien van » thi van
te sach » toc sach
duc ban » duc tan, duc van, dua ban
lam duc » lam duoc, pham duc, nam duoc
hieu ve » hieu va, hieu van
cuu tre » cua tre, cau tren, cau treo
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang
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: te sach v nang x hoi. ((hieu ve) or (thien van)) lam duc ban thanh vai ((cua triet) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach v nang x hoi. ((hieu ve) OR (thien van)) lam duc ban thanh vai ((cua triet) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sach v nang x hoi. ((hieu ve) or (thien van)) lam duc ban thanh vai ((cua triet) or (cuu tre))*.