Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
nang doc » nang luc
dua tren » dung tren
hanh vai » hanh vi, hanh va, hanh tai
hieu van » hieu va, thien van, lieu va
cach tu » cach thuc
van cam » van nam, van lam, van cau
va hanh » van hanh, va thanh, va danh
nang co » nang cao, nang noi, nang hoc
su cach » su sach, tu cach, su cac
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: su cach tu ((nang co) or (nang doc)) hoi. hieu van cam xuc va hanh vai ((dua tren) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su cach tu ((nang co) OR (nang doc)) hoi. hieu van cam xuc va hanh vai ((dua tren) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: su cach tu ((nang co) or (nang doc)) hoi. hieu van cam xuc va hanh vai ((dua tren) or (cua triet))*.