Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban thanh » ban hanh, ban hang
thanh vi » hanh vi, thanh va, thanh ve
su sach » so sach, vu sach
tuc ban » thuc ban, truc ban, tu ban
lang xa » lang ha, dang xay, lang van
su tien » su kien, su hien, tu tieng
va cam » va cham, va cao, va cai

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 _ lang xa hoi. hieu ((va cam) OR (va cac)) tuc ban thanh vi ((cua triet) or (su tien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach _ lang xa hoi. hieu ((va cam) OR (va cac)) tuc ban thanh vi ((cua triet) OR (su tien)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach _ lang xa hoi. hieu ((va cam) OR (va cac)) tuc ban thanh vi ((cua triet) or (su tien))".
• Adding a wildcard symbol may retrieve word variants: su sach _ lang xa hoi. hieu ((va cam) OR (va cac)) tuc ban thanh vi ((cua triet) or (su tien))*.