Perhaps you should try some spelling variations:
nhanh thai » nhanh thi, nhanh thanh, nhanh thang
quoc ban » quoc bao, quoc lan, quoc quan
thai cuu » thai cua, tai cuc, thi cuc
thuc dan » thuc hanh, hoc dan, thuc vat
cuu tre » cua tre, cau tren, cau treo
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
hieu va » lieu va, hieu qua
xuc ban » duc ban, cuc ban, xuat ban
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
va cam » va cham, va cac, va cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky tang xa hoi. hieu va cam ((thuc dan) or (((xuc ban) OR (quoc ban)))) nhanh thai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky tang xa hoi. hieu va cam ((thuc dan) OR (((xuc ban) OR (quoc ban)))) nhanh thai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ky tang xa hoi. hieu va cam ((thuc dan) or (((xuc ban) OR (quoc ban)))) nhanh thai cuu tre".
• Adding a wildcard symbol may retrieve word variants: su sac ky tang xa hoi. hieu va cam ((thuc dan) or (((xuc ban) OR (quoc ban)))) nhanh thai cuu tre*.