Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thu sach » tu sach, thuat sach, thuoc sach
sach ky » sac ky, sach y, sach ty
va dung » van dung, va duong, vat dung
tai cua » thai cua, tai cuc, tri cua
co hoi » co hoc
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va

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 ky nang ((co hoi) OR (co loi)). lieu va cam xuc va dung tai cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ky nang ((co hoi) OR (co loi)). lieu va cam xuc va dung tai cua triet".
• Adding a wildcard symbol may retrieve word variants: thu sach ky nang ((co hoi) OR (co loi)). lieu va cam xuc va dung tai cua triet*.