Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
cua triet » cua viet, va triet
thanh van » thanh san, thanh toan, thanh phan
va thanh » gia thanh, ban thanh, va tinh
cham xuc » cam xuc, chat xuc, cham soc
su triet » su viet, su tien, ve triet
hieu va » lieu va, hieu qua
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
va cham » va chat, va tham
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 ty nang ((x hoi) or (o hoi)). hieu va cham xuc va thanh van ((cua triet) OR (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach ty nang ((x hoi) OR (o hoi)). hieu va cham xuc va thanh van ((cua triet) OR (su triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach ty nang ((x hoi) or (o hoi)). hieu va cham xuc va thanh van ((cua triet) OR (su triet))".
• Adding a wildcard symbol may retrieve word variants: thuat sach ty nang ((x hoi) or (o hoi)). hieu va cham xuc va thanh van ((cua triet) OR (su triet))*.