Perhaps you should try some spelling variations:
nhien chat » nghiem chat, thien phat, nhan chat
chat xuc » chat huu, cam xuc, chao xu
van hanh » van thanh, ban hanh, van anh
ve triet » va trien, su triet
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
va hanh » va thanh, va danh, ban hanh
su tien » su kien, su hien, tu tieng

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 ky nang x ho. thien nhien chat xuc ((va hanh) OR (van hanh)) tai ((su tien) or (ve triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang x ho. thien nhien chat xuc ((va hanh) OR (van hanh)) tai ((su tien) OR (ve triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang x ho. thien nhien chat xuc ((va hanh) OR (van hanh)) tai ((su tien) or (ve triet))".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang x ho. thien nhien chat xuc ((va hanh) OR (van hanh)) tai ((su tien) or (ve triet))*.