Perhaps you should try some spelling variations:
chau phu » chau phi, chau au, cho phu
chau tho » chat thom, cau thi, phu tho
va thanh » gia thanh, ban thanh, va tinh
ve triet » va trien, su triet
vu sach » vu bach, su sach, vu khach
va hanh » van hanh, va danh, ban hanh
y nang » ky nang, ly nang, v nang
x hoi » xa hoi, o hoi, x ho
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 y nang x hoi. hieu ky ((chau phu) or (chau tho)) ((va hanh) OR (va thanh)) vi ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach y nang x hoi. hieu ky ((chau phu) OR (chau tho)) ((va hanh) OR (va thanh)) vi ve triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach y nang x hoi. hieu ky ((chau phu) or (chau tho)) ((va hanh) OR (va thanh)) vi ve triet*".