Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cau tren » cu tren, dau tren, ca tren
cham duc » pham duc, cham soc, pham duy
thanh vi » hanh vi, thanh va, thanh ve
va thanh » gia thanh, ban thanh, va tinh
te sach » toc sach
hieu vu » hieu va, hieu ve, hieu su
y nang » ky nang, ly nang, v nang
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: te sach y nang o hoi. ((hieu vu) or (lieu va)) cham duc va thanh vi ((cua triet) or (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang o hoi. ((hieu vu) OR (lieu va)) cham duc va thanh vi ((cua triet) OR (cau tren)).
• Adding a wildcard symbol may retrieve word variants: te sach y nang o hoi. ((hieu vu) or (lieu va)) cham duc va thanh vi ((cua triet) or (cau tren))*.