Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
su triet » su viet, ve triet
hang vi » hang va, hanh vi, hang di
hanh de » hanh ve, hanh kem
nang ho » nang hoc, nang co, tang ho
su tien » su kien, su hien, tu tieng
xuc va » duc va, tuc va, luc va
y nang » ky nang, ly nang, v nang
va cam » va cham, va cac, va cao
ho hoc » hoa hoc, cho hoc, hoi hoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat sach y nang ho hoc. lieu va cam xuc va ((hanh de) or (hang vi)) ((su triet) or (su tien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach y nang ho hoc. lieu va cam xuc va ((hanh de) OR (hang vi)) ((su triet) OR (su tien)).
• Adding a wildcard symbol may retrieve word variants: thuat sach y nang ho hoc. lieu va cam xuc va ((hanh de) or (hang vi)) ((su triet) or (su tien))*.