Perhaps you should try some spelling variations:
tinh dai » trinh dai, tinh da, tinh hai
su triet » su viet, su tien, ve triet
va triet » va thiet, va trien, ve triet
nang co » nang cao, nang doc, nang noi
hieu va » lieu va, hieu qua
cao duc » dao duc, cao suc, giao duc
va tinh » may tinh
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
co hoi » co hoc, co loi
va cao » va cac, va co, va dao

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang co hoi. hieu va cao duc va tinh dai ((su triet) or (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang co hoi. hieu va cao duc va tinh dai ((su triet) OR (va triet)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang co hoi. hieu va cao duc va tinh dai ((su triet) or (va triet))*.