Perhaps you should try some spelling variations:
cua triet » cua viet, va triet
su triet » su viet, su tien, ve triet
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
cac xuc » cac nuoc, chat xuc, cac cuoc
van anh » van thanh, tuan anh, van minh
y nang » ky nang, ly nang, v nang

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 xa hoi. hieu qua ((cac xuc) or (cam xuc)) van anh viet ((cua triet) OR (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang xa hoi. hieu qua ((cac xuc) OR (cam xuc)) van anh viet ((cua triet) OR (su triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y nang xa hoi. hieu qua ((cac xuc) or (cam xuc)) van anh viet ((cua triet) OR (su triet))".
• Adding a wildcard symbol may retrieve word variants: tu sach y nang xa hoi. hieu qua ((cac xuc) or (cam xuc)) van anh viet ((cua triet) OR (su triet))*.