Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
nhan luc » nang luc
va dinh » van dinh, va kinh, va tinh
va danh » va dan, va hanh, dia danh
hieu cu » hieu cua, hieu ca, hieu su
te sach » toc sach
cu nhan » ca nhan
y nang » ky nang, ly nang, v nang
o hoc » co hoc, mo hoc, so hoc
o hoi » co hoi, o hai, o hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang ((o hoi) or (o hoc)). hieu cu nhan luc ((va danh) OR (va dinh)) dai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang ((o hoi) OR (o hoc)). hieu cu nhan luc ((va danh) OR (va dinh)) dai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang ((o hoi) or (o hoc)). hieu cu nhan luc ((va danh) OR (va dinh)) dai cua triet".
• Adding a wildcard symbol may retrieve word variants: te sach y nang ((o hoi) or (o hoc)). hieu cu nhan luc ((va danh) OR (va dinh)) dai cua triet*.