Perhaps you should try some spelling variations:
hieu thien » hieu hien, chieu chien, dieu khien
thien hach » thien thanh, hien hanh
hach nuoc » sach nuoc, hoc nuoc, cac nuoc
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
so sach » bo sach, co sach, hoc sach
tang xa » trang xa, tang ma, lang xa
ky tang » ky nang, ky dang, kho tang
so sanh » do sanh
cua tuc » cua duc, cua thuoc, luat tuc
cua tu » cua su, cua cu, cua te

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 (so sanh)) ky tang xa hoi. hieu thien hach nuoc va danh vi ((cua tu) OR (cua tuc))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (so sanh)) ky tang xa hoi. hieu thien hach nuoc va danh vi ((cua tu) OR (cua tuc))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sach) or (so sanh)) ky tang xa hoi. hieu thien hach nuoc va danh vi ((cua tu) OR (cua tuc))*".