Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
cau trung » cau truong, cac trung, cao trung
cua triet » cua viet, su triet, va triet
trung va » truong va, trang va, trung ha
hanh vai » hanh vi, hanh va, hanh tai
ty nang » ty xang, ty hang, ly nang
hieu ve » hieu va, hieu van
va hanh » van hanh, va thanh, va danh
vai cua » dai cua, hai cua, lai cua
ve cau » ke cau, va cau, ve cac
x hoi » xa hoi, o hoi, x ho

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach ((ty nang) OR (ky nang)) x hoi. hieu ve cau trung va hanh vai cua triet~".
• Adding a wildcard symbol may retrieve word variants: thuat sach ((ty nang) OR (ky nang)) x hoi. hieu ve cau trung va hanh vai cua triet*.