Perhaps you should try some spelling variations:
thuc dan » thuc hanh, hoc dan, thuc vat
cham duc » pham duc, cham soc, pham duy
van hanh » van thanh, ban hanh, van anh
va triet » va thiet, va trien, ve triet
va cham » va chat, va tham
duc van » duc va, duc tan, duc manh
dan ky » van ky
nang o » nang co, nang ho, nang ro
o hoi » co hoi, o hoc, o hai
vi va » vi van, vai va, vu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuc dan ky nang o hoi. lieu va cham duc van hanh vi va triet~.
• Adding a wildcard symbol may retrieve word variants: thuc dan ky nang o hoi. lieu va cham duc van hanh vi va triet*.