Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh tai » thanh hai, thanh toan, doanh tai
ban thanh » ban hanh, ban hang
sach tay » xach tay, sach hay, sach nay
tham luc » than luc, tham nuoc, tham thuc
quang va » quang van, quang ma, quang nam
quan va » quan vi, quan ha, luan va
hieu va » lieu va, hieu qua
va tham » van tham, va cham, va thanh
luc ban » duc ban, cuc ban, luc bat
tai cua » thai cua, tai cuc, tri cua
su sach » so sach, vu sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach tay ((quang va) OR (quan va)) hoa. hieu va tham luc ban thanh tai cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach tay ((quang va) OR (quan va)) hoa. hieu va tham luc ban thanh tai cua triet*".