Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
hieu van » hieu va, thien van, lieu va
van dinh » van minh, van dich, va dinh
va triet » va thiet, ve triet, cua triet
va trien » va truyen, va thiet, va tuyen
van cam » van nam, van lam, van cau
xuc van » duc van, luc van, vuc van
dinh vu » dich vu, dinh ve, dinh cu
y nang » ky nang, ly nang, v nang
x hoi » xa hoi, o hoi, x ho

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 x hoi. hieu van cam xuc van dinh vu ((va triet) or (va trien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach y nang x hoi. hieu van cam xuc van dinh vu ((va triet) OR (va trien)).
• Adding a wildcard symbol may retrieve word variants: thuat sach y nang x hoi. hieu van cam xuc van dinh vu ((va triet) or (va trien))*.