Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
cua triet » cua viet, su triet, va triet
va thanh » gia thanh, va tinh, le thanh
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
hieu ve » hieu va, hieu van
vai cua » dai cua, hai cua, lai cua
ve cap » ve cac, le cap, ve cai
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: vu sach ky nang x hoi. hieu ve cap cuu ((va thanh) or (ban thanh)) vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky nang x hoi. hieu ve cap cuu ((va thanh) OR (ban thanh)) vai cua triet.
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang x hoi. hieu ve cap cuu ((va thanh) or (ban thanh)) vai cua triet*.