Perhaps you should try some spelling variations:
cua triet » cua viet, su triet
va triet » va thiet, va trien, ve triet
cham xuc » cam xuc, chat xuc, cham soc
minh vi » minh voi, dinh vi, minh va
xuc van » duc van, luc van, vuc van
tu sach » thu sach, su sach, te sach
hieu va » lieu va, hieu qua
mai hoi » mai khoi, dai hoi, lai hoi
va cham » va chat, va tham
y nang » ky nang, ly nang, v nang
me hoi » le hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y nang ((me hoi) or (mai hoi)). hieu va cham xuc van minh vi ((cua triet) OR (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang ((me hoi) OR (mai hoi)). hieu va cham xuc van minh vi ((cua triet) OR (va triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y nang ((me hoi) or (mai hoi)). hieu va cham xuc van minh vi ((cua triet) OR (va triet))".
• Adding a wildcard symbol may retrieve word variants: tu sach y nang ((me hoi) or (mai hoi)). hieu va cham xuc van minh vi ((cua triet) OR (va triet))*.