Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
cham xuc » cam xuc, chat xuc, cham soc
cua tre » cuu tre, cua triet, dua tren
hanh di » hanh vi, hanh de, hang di
sach ky » sac ky, sach y, sach ty
su sach » so sach, vu sach
va cham » va chat, va tham
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
va hanh » van hanh, va thanh, va danh
xuc va » duc va, tuc va, luc va
cua te » cua tu

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 ky nang xa hoi. hieu va cham xuc va hanh di ((((cua tre) or (cua te))) or (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang xa hoi. hieu va cham xuc va hanh di ((((cua tre) OR (cua te))) OR (va triet)).
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. hieu va cham xuc va hanh di ((((cua tre) or (cua te))) or (va triet))*.