Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
chat soc » cham soc, chat hoc, chat doc
dung sai » dung tai, dung va, dung dat
va triet » va thiet, va trien, ve triet
sach ky » sac ky, sach y, sach ty
hieu va » lieu va, hieu qua
va chat » van chat, va phat, cao chat
va dung » van dung, va duong, vat dung
soc va » hoc va, loc va, doc va
cua su » qua su
cua cu » cua chu, cua cau, cua co
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: thu sach ky nang x hoi. hieu va chat soc va dung sai ((va triet) or (((cua su) or (cua cu))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky nang x hoi. hieu va chat soc va dung sai ((va triet) OR (((cua su) OR (cua cu)))).
• Adding a wildcard symbol may retrieve word variants: thu sach ky nang x hoi. hieu va chat soc va dung sai ((va triet) or (((cua su) or (cua cu))))*.