Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
phap duc » pham duc, phan duc, phap doc
hieu ban » hieu van, dieu ban, lieu ban
tu nong » tu cong, tu tong, tu tuong
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
te sach » toc sach
le cua » ly cua
x hoi » xa hoi, o hoi, x ho

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 ((tu nong) or (tu dong)) x hoi. hieu ban phap duc ((va hanh) or (va danh)) le cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((tu nong) OR (tu dong)) x hoi. hieu ban phap duc ((va hanh) OR (va danh)) le cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach ((tu nong) or (tu dong)) x hoi. hieu ban phap duc ((va hanh) or (va danh)) le cua triet*.