Perhaps you should try some spelling variations:
hieu cua » hieu qua, dieu cua, bieu cua
lang van » dang van, tang van, hoang van
su sach » so sach, vu sach
hai cuu » hai cua, hai chu, hai cuc
anh hai » lanh hai, manh hai, anh thai
ban anh » ban hanh, ban banh, ban danh
xuc ban » duc ban, cuc ban, quoc ban
cac xuc » cam xuc, cac nuoc, chat xuc
sach ty » sach y, sach tu, sach thu
lang ha » long ha
lang xa » dang xay
cuu tre » cua tre, cau tren, cau treo

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 ((((lang xa) or (lang ha))) or (lang van)) hoi. hieu cua cac xuc ban anh hai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty ((((lang xa) OR (lang ha))) OR (lang van)) hoi. hieu cua cac xuc ban anh hai cuu tre.
• Adding a wildcard symbol may retrieve word variants: su sach ty ((((lang xa) or (lang ha))) or (lang van)) hoi. hieu cua cac xuc ban anh hai cuu tre*.