Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
danh dau » lanh dao, hang dau, danh tu
te sach » toc sach
may hoi » may thoi, tay hoi, mai hoi
ve nang » va nang, ke nang, me nang
de nang » den nang, da nang, ke nang
va danh » va dinh, va dan, va hanh
dau cua » dai cua, day cua, cau cua
y mang » cay mang
luc va » duc va, tuc va, loc va

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 mang may hoi. hieu ((ve nang) or (de nang)) luc va danh dau cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y mang may hoi. hieu ((ve nang) OR (de nang)) luc va danh dau cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach y mang may hoi. hieu ((ve nang) or (de nang)) luc va danh dau cua triet*.