Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
dua tren » dung tren
cham xuc » cam xuc, chat xuc, cham soc
nang doc » nang luc
hanh va » hang va, hanh vi
va hanh » van hanh, va thanh, va danh
ve cham » va cham, ve chat, vu cham
su sach » so sach, vu sach
sach tu » sach thu, cach tu, sach ty
nang co » nang cao, nang noi, nang hoc
hieu ve » hieu va, hieu van
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 sach tu ((nang co) or (nang doc)) hoi. hieu ve cham xuc va hanh va ((dua tren) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach tu ((nang co) OR (nang doc)) hoi. hieu ve cham xuc va hanh va ((dua tren) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: su sach tu ((nang co) or (nang doc)) hoi. hieu ve cham xuc va hanh va ((dua tren) or (cua triet))*.