Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
cua triet » cua viet, va triet
tinh van » trinh van, dinh van, tinh va
cham xuc » cam xuc, chat xuc, cham soc
su triet » su viet, su tien, ve triet
hieu va » lieu va, hieu qua
va cham » va chat, va tham
sach ky » sac ky, sach y, sach ty
va tinh » may tinh
xuc va » duc va, tuc va, luc va
o hoi » co hoi, o hoc, o hai
x hoi » xa hoi, x ho, 5 hoi

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 ky nang ((x hoi) or (o hoi)). hieu va cham xuc va tinh van ((cua triet) or (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach ky nang ((x hoi) OR (o hoi)). hieu va cham xuc va tinh van ((cua triet) OR (su triet)).
• Adding a wildcard symbol may retrieve word variants: thuat sach ky nang ((x hoi) or (o hoi)). hieu va cham xuc va tinh van ((cua triet) or (su triet))*.