Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van dung » van dong, xay dung, tin dung
tu sach » thu sach, su sach, te sach
va dung » va duong, vat dung, va ung
tai cua » thai cua, tai cuc, tri cua
y nang » ly nang, v nang, may nang
mo hoc » mon hoc, co hoc
va cam » va cham, va cac, va cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ((y nang) or (ky nang)) mo hoc. lieu va cam xuc ((va dung) OR (van dung)) tai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((y nang) OR (ky nang)) mo hoc. lieu va cam xuc ((va dung) OR (van dung)) tai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((y nang) or (ky nang)) mo hoc. lieu va cam xuc ((va dung) OR (van dung)) tai cua triet".
• Adding a wildcard symbol may retrieve word variants: tu sach ((y nang) or (ky nang)) mo hoc. lieu va cam xuc ((va dung) OR (van dung)) tai cua triet*.