Perhaps you should try some spelling variations:
cach thuc » anh thuc, cac thu
thuc nang » chuc nang, thuc trang, thich nang
va thieu » va thiet, va hieu, va tieu
va trien » va truyen, va thiet, va tuyen
van hanh » van thanh, ban hanh, van anh
cham xuc » cam xuc, chat xuc, cham soc
su cach » su sach, tu cach, su cac
va hanh » va thanh, va danh, ban hanh
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: su cach thuc nang x hoi. hieu ve cham xuc ((va hanh) or (van hanh)) vi ((va trien) or (va thieu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su cach thuc nang x hoi. hieu ve cham xuc ((va hanh) OR (van hanh)) vi ((va trien) OR (va thieu)).
• Adding a wildcard symbol may retrieve word variants: su cach thuc nang x hoi. hieu ve cham xuc ((va hanh) or (van hanh)) vi ((va trien) or (va thieu))*.