Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
toc sach » hoc sach, doc sach, thuoc sach
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
hoa hoi » khoa hoi, hoa hoc, hoc hoi
hoa doi » hoa dai, hoc doi, xoa doi
hieu ve » hieu va, hieu van
cam tuc » cam xuc, cam tu, nam thuc
xa hanh » xa thanh, xa khanh, va hanh
ve cam » ve cham, ve cac, va cam
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach ky lang ((hoa hoi) or (hoa doi)). hieu ve cam tuc xa hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ky lang ((hoa hoi) OR (hoa doi)). hieu ve cam tuc xa hanh vi cua triet.
• Adding a wildcard symbol may retrieve word variants: toc sach ky lang ((hoa hoi) or (hoa doi)). hieu ve cam tuc xa hanh vi cua triet*.