Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
danh sai » dung sai, danh bat, danh dau
te sach » toc sach
hieu va » lieu va, hieu qua
thuc va » thuc vat, thuc dan, thuc day
danh va » doanh va, hanh va, anh va
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang
va am » va lam, va cam

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 v nang x ho. hieu va am thuc va ((danh va) OR (danh sai)) cua triet~.
• Adding a wildcard symbol may retrieve word variants: te sach v nang x ho. hieu va am thuc va ((danh va) or (danh sai)) cua triet*.