Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hieu van » hieu va, thien van, lieu va
ky lang » ky dang, ky tang, tay lang
van hoe » van hoa, van hoc, van hieu
nam xuc » cam xuc, nam thuc, nam duoc
nam xua » nam cua, nam mua, nam qua
va hanh » van hanh, va thanh, va danh
su sac » su sach, su cac, su xac
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: su sac ((ky lang) OR (ky nang)) van hoe. hieu van ((nam xuc) or (nam xua)) va hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ((ky lang) OR (ky nang)) van hoe. hieu van ((nam xuc) OR (nam xua)) va hanh vi cua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ((ky lang) OR (ky nang)) van hoe. hieu van ((nam xuc) or (nam xua)) va hanh vi cua triet*".