Perhaps you should try some spelling variations:
cua triet » cua viet, su triet
thanh nam » hanh nam, thanh tam, thanh pham
va triet » va thiet, va trien, ve triet
sach ky » sac ky, sach ty, sach kem
hieu ve » hieu va, hieu van
xuc gia » duc gia, luc gia, tuc gia
nang o » nang co, nang ho, nang ro
ve cam » ve cham, ve cac, va cam
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) or (sach y)) nang o hoi. hieu ve cam xuc gia thanh nam ((cua triet) or (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu ((sach ky) OR (sach y)) nang o hoi. hieu ve cam xuc gia thanh nam ((cua triet) OR (va triet)).
• Adding a wildcard symbol may retrieve word variants: vu ((sach ky) or (sach y)) nang o hoi. hieu ve cam xuc gia thanh nam ((cua triet) or (va triet))*.