Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
so sach » so sanh, bo sach, co sach
vu sach » su sach, vu khach
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
cac duc » cac du, cao duc, cac dac
anh hai » lanh hai, manh hai, anh thai
va anh » van anh, va hanh, va danh
hai su » hai vu, lai su, hai so

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 (vu sach))) or (vu bach)) ky lang xa hoi. hieu va cac duc va anh hai su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((so sach) OR (vu sach))) OR (vu bach)) ky lang xa hoi. hieu va cac duc va anh hai su triet.
• Adding a wildcard symbol may retrieve word variants: ((((so sach) or (vu sach))) or (vu bach)) ky lang xa hoi. hieu va cac duc va anh hai su triet*.