Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
tinh lam » trinh lam, dinh lam, tinh lao
sach ky » sac ky, sach y, sach ty
lam cua » nam cua, lam chat
xuc may » xuc hay, truc may, phuc may
ve cham » va cham, ve chat, vu cham
vu sach » vu bach, su sach, vu khach
ve cam » ve cac, ve cai, ve cau
va cam » va cham, va cac, va cao
nang o » nang co, nang ho, nang ro
o hoi » co hoi, o hoc, o hai

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky nang o hoi. hieu ((((ve cam) or (ve cham))) or (va cam)) xuc may tinh lam cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky nang o hoi. hieu ((((ve cam) OR (ve cham))) OR (va cam)) xuc may tinh lam cua triet.
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang o hoi. hieu ((((ve cam) or (ve cham))) or (va cam)) xuc may tinh lam cua triet*.