Perhaps you should try some spelling variations:
lanh hai » manh hai, thanh hai, lang chai
ban lanh » ban hanh, ban linh, ban anh
dang xay » dang van, van xay
van lam » van nam
hai cua » thai cua, dai cua, hoi cua
xuc ban » duc ban, cuc ban, quoc ban
su sach » vu sach
van cam » van nam, van cau, van dam
xay hoi » xa hoi, tay hoi, cay phoi
ky dang » ky nang, ky danh
so sach » so sanh, bo sach, co sach
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) OR (so sach)) ky dang xay hoi. hieu ((van cam) or (van lam)) xuc ban lanh hai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) ky dang xay hoi. hieu ((van cam) OR (van lam)) xuc ban lanh hai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (so sach)) ky dang xay hoi. hieu ((van cam) or (van lam)) xuc ban lanh hai cua tre*".