Perhaps you should try some spelling variations:
cua triet » cua viet, su triet
thanh lam » thanh lap, hanh lam, thanh nam
va triet » va thiet, va trien, ve triet
cac xuc » cam xuc, cac nuoc, chat xuc
xuc gia » duc gia, luc gia, tuc gia
vu sach » vu bach, su sach, vu khach
hieu ve » hieu va, hieu van
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, van nang
ve cac » va cac, vien cac
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 ((y nang) OR (v nang)) o hoi. hieu ve cac xuc gia thanh lam ((cua triet) or (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ((y nang) OR (v nang)) o hoi. hieu ve cac xuc gia thanh lam ((cua triet) OR (va triet))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ((y nang) OR (v nang)) o hoi. hieu ve cac xuc gia thanh lam ((cua triet) or (va triet))*".