Perhaps you should try some spelling variations:
hien hanh » dieu hanh
hieu hien » bieu hien, dieu hien, chieu chien
hanh nuoc » hanh duoc, hanh thuoc, khanh quoc
so sach » so sanh, co sach, hoc sach
bo sach » co sach, hoc sach
danh vi » dinh vi, danh di, danh va
cua tu » cua tuc, cua su, cua cu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so sach) or (bo sach)) ky nang x hoi. hieu hien hanh nuoc va ((danh vi) OR (hanh vi)) cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (bo sach)) ky nang x hoi. hieu hien hanh nuoc va ((danh vi) OR (hanh vi)) cua tu*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sach) or (bo sach)) ky nang x hoi. hieu hien hanh nuoc va ((danh vi) OR (hanh vi)) cua tu*".