Perhaps you should try some spelling variations:
hien bach » vien bach, thien hach, hien hanh
bieu hien » dieu hien, dieu khien, bien phien
cua triet » cua viet, su triet, va triet
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
tuoc va » thuoc va, nuoc va, duoc va
duoc ma » duoc lam
dinh cu » dinh cuu, dinh chuc, dinh chau
cu cua » cau cua, ca cua, co cua

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 ky lang xa hoi. bieu hien bach ((tuoc va) or (duoc ma)) dinh cu cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky lang xa hoi. bieu hien bach ((tuoc va) OR (duoc ma)) dinh cu cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach ky lang xa hoi. bieu hien bach ((tuoc va) or (duoc ma)) dinh cu cua triet*.