Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
vay doanh » van doanh, ly doanh, voi doanh
cam luc » cam xuc
tai cua » thai cua, tai cuc, tri cua
cau luc » cau truc, cau phuc
te sach » toc sach
hieu ve » hieu va, hieu van
ky dang » ky danh
ma hoi » mai hoi, xa hoi, ma hoa

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ky dang) OR (ky nang)) ma hoi. hieu ve ((cam luc) OR (cau luc)) vay doanh tai cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ky dang) or (ky nang)) ma hoi. hieu ve ((cam luc) OR (cau luc)) vay doanh tai cua triet~".
• Adding a wildcard symbol may retrieve word variants: te sach ((ky dang) or (ky nang)) ma hoi. hieu ve ((cam luc) OR (cau luc)) vay doanh tai cua triet*.