Perhaps you should try some spelling variations:
van nang » van quang, van ban, van dong
su sach » so sach, vu sach
va cham » va chat, va tham
xuc ban » cuc ban, quoc ban, xuat ban
duc ban » duc tan, duc van, dua ban
danh de » hanh de, dan de, dang de
cua tre » cua te, cuu tre, cua triet
v nang » va nang, vu nang, voi nang
de cua » le cua, te cua, dieu cua
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: su sach ((v nang) or (van nang)) x hoi. lieu va cham ((xuc ban) OR (duc ban)) danh de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((v nang) OR (van nang)) x hoi. lieu va cham ((xuc ban) OR (duc ban)) danh de cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((v nang) or (van nang)) x hoi. lieu va cham ((xuc ban) OR (duc ban)) danh de cua tre*".