Perhaps you should try some spelling variations:
kmay nang » ky nang, kha nang, may nong
thien van » thi van
cua triet » cua viet, su triet, va triet
thu sach » tu sach, thuat sach, thuoc sach
may nang » may nong, ky nang, cam nang
lam duoc » nam duoc, luat duoc, lam thuoc
duoc ban » duc ban, quoc ban, buoc ban
van lam » van nam
ban anh » ban hanh, ban banh, ban danh
anh vai » anh va, anh bai, anh van
vai cua » dai cua, hai cua, lai cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ((may nang) or (kmay nang)) xa hoi. thien van lam duoc ban anh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((may nang) OR (kmay nang)) xa hoi. thien van lam duoc ban anh vai cua triet.
• Adding a wildcard symbol may retrieve word variants: thu sach ((may nang) or (kmay nang)) xa hoi. thien van lam duoc ban anh vai cua triet*.