Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
cua viet » ca viet, hoa viet, cua dieu
lang van » dang van, tang van, hoang van
va triet » va thiet, va trien, ve triet
tuc dan » thuc dan, thuc day, tung dan
hanh di » hanh vi, hanh de, hang di
cam luc » cam xuc, cau luc
luc van » luoc van, luu van, duc van
hieu va » lieu va, hieu qua
van hoi » van hoa, van hoc, van hoe
ky lang » ky nang, ky dang, ky tang
dan ky » van ky
va cam » va cham, va cac, va cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: tuc dan ky lang van hoi. hieu va cam luc van hanh di ((va triet) or (((cua viet) or (cua vat))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tuc dan ky lang van hoi. hieu va cam luc van hanh di ((va triet) OR (((cua viet) OR (cua vat)))).
• Adding a wildcard symbol may retrieve word variants: tuc dan ky lang van hoi. hieu va cam luc van hanh di ((va triet) or (((cua viet) or (cua vat))))*.