Perhaps you should try some spelling variations:
hanh thuc » nhanh thuc, hanh thuoc, hanh phuc
hieu hien » bieu hien, dieu hien, chieu chien
hien hanh » dieu hanh
danh vai » danh sai, danh va, doanh van
vai cua » dai cua, hai cua, lai cua
va danh » va dinh, va dan, va hanh
thuc va » thuc vat, thuc dan, thuc day
so sach » bo sach, co sach, hoc sach
ky dang » ky nang, ky danh
ky lang » ky nang, ky tang, tay lang
so sanh » do sanh
cua tu » cua tuc, cua su, cua cu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (so sanh)) ((ky lang) OR (ky dang)) xa hoi. hieu hien hanh thuc va danh vai cua tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sach) or (so sanh)) ((ky lang) OR (ky dang)) xa hoi. hieu hien hanh thuc va danh vai cua tu~".
• Adding a wildcard symbol may retrieve word variants: ((so sach) or (so sanh)) ((ky lang) OR (ky dang)) xa hoi. hieu hien hanh thuc va danh vai cua tu*.