Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
danh vai » danh sai, danh va, doanh van
ky lang » ky nang, ky dang, ky tang
van hoe » van hoc, van hieu, van hien
hieu va » lieu va, hieu qua
cao duc » dao duc, cao suc, giao duc
va danh » va dinh, va dan, va hanh
va cao » va cac, va co, va dao
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: tu cac ky lang ((van hoe) OR (van hoa)). hieu va cao duc va danh vai ((cua triet) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky lang ((van hoe) OR (van hoa)). hieu va cao duc va danh vai ((cua triet) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cac ky lang ((van hoe) OR (van hoa)). hieu va cao duc va danh vai ((cua triet) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: tu cac ky lang ((van hoe) OR (van hoa)). hieu va cao duc va danh vai ((cua triet) or (cua te))*.