Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
su triet » su viet, su tien, ve triet
hang di » hang doi, hang vi, hang dien
hanh de » hanh ve, hanh kem
su hien » su kien, su tien, thu hien
xuc va » duc va, tuc va, luc va
y nang » ky nang, ly nang, v nang
va cam » va cham, va cac, va cao
nang o » nang co, nang ho, nang ro
o hoc » co hoc, mo hoc, so 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 o hoc. lieu va cam xuc va ((hanh de) or (hang di)) ((su triet) or (su hien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach y nang o hoc. lieu va cam xuc va ((hanh de) OR (hang di)) ((su triet) OR (su hien)).
• Adding a wildcard symbol may retrieve word variants: thuat sach y nang o hoc. lieu va cam xuc va ((hanh de) or (hang di)) ((su triet) or (su hien))*.