Perhaps you should try some spelling variations:
doanh thu » doanh tai
cua triet » cua viet, su triet, va triet
mang dai » lang dai, mang dat, mang dau
cham luc » cham soc, nhan luc, cham cuu
te sach » toc sach
dai hoi » dai hoc, dai hai, dai moi
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
danh tu » anh tu
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 dai hoi. hieu vu cham luc va ((danh tu) or (doanh thu)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y mang dai hoi. hieu vu cham luc va ((danh tu) OR (doanh thu)) cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach y mang dai hoi. hieu vu cham luc va ((danh tu) or (doanh thu)) cua triet*.