Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh vai » hanh vi, hanh va, hanh tai
ban hanh » ban hang
cham xuc » cam xuc, chat xuc, cham soc
hieu va » lieu va, hieu qua
vai cua » dai cua, hai cua, lai cua
xuc ban » duc ban, cuc ban, quoc ban
su sach » so sach, vu sach
hieu ve » hieu van
ky danh » ky anh
ky dang » ky nang

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 dang) or (ky danh)) xa hoi. ((hieu ve) OR (hieu va)) cham xuc ban hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ky dang) OR (ky danh)) xa hoi. ((hieu ve) OR (hieu va)) cham xuc ban hanh vai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((ky dang) or (ky danh)) xa hoi. ((hieu ve) OR (hieu va)) cham xuc ban hanh vai cua triet".
• Adding a wildcard symbol may retrieve word variants: su sach ((ky dang) or (ky danh)) xa hoi. ((hieu ve) OR (hieu va)) cham xuc ban hanh vai cua triet*.