Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh hai
thanh toan » thanh hoa, thanh san, tinh toan
thien van » thi van
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
van lam » van nam
lam duc » lam duoc, pham duc, nam duoc
duc ban » duc tan, duc van, dua ban
cua tre » cua te, cuu tre, cua triet

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ky nang xa hoi. thien van lam duc ban ((thanh phan) or (thanh toan)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang xa hoi. thien van lam duc ban ((thanh phan) OR (thanh toan)) cua tre.
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. thien van lam duc ban ((thanh phan) or (thanh toan)) cua tre*.