Perhaps you should try some spelling variations:
lky nang » ly nang, ki nang, ke nang
chau phu » chau phi, chau au, chau tho
ve triet » va trien, su triet
vu sach » vu bach, su sach, vu khach
hieu ke » hieu kem, chieu ke, hieu ky
ke chau » ke cau, ky chau, ke chiu
va hanh » van hanh, va thanh, va danh
phu va » phuc va, phu la, phu da
vi ve » va ve, gi ve, ve ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ((ky nang) or (lky nang)) xa hoi. hieu ke chau phu va hanh vi ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ((ky nang) OR (lky nang)) xa hoi. hieu ke chau phu va hanh vi ve triet.
• Adding a wildcard symbol may retrieve word variants: vu sach ((ky nang) or (lky nang)) xa hoi. hieu ke chau phu va hanh vi ve triet*.