Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
su sach » so sach, vu sach
hai cua » thai cua, dai cua, hoi cua
luc gia » luoc gia, duc gia, quoc gia
doc loi » duc loi
ty hang » ly hang, ty xang, thi hang
ty nang » ky nang, ty xang, ly nang
cua tre » cua te, cuu tre, cua triet
ve cam » ve cham, va cam, ve cai
ve cac » va cac, vien cac

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 ((ty nang) OR (ty hang)) doc loi. hieu ((ve cam) or (ve cac)) luc gia thanh hai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ty nang) OR (ty hang)) doc loi. hieu ((ve cam) OR (ve cac)) luc gia thanh hai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((ty nang) OR (ty hang)) doc loi. hieu ((ve cam) or (ve cac)) luc gia thanh hai cua tre*".