Perhaps you should try some spelling variations:
thanh vien » nhan vien, thanh van
cua triet » cua viet, su triet, va triet
hoai duc » hoa duoc, hong duc, ho duc
va thanh » gia thanh, ban thanh, va tinh
vien cua » viec cua, dien cua, tien cua
bo sach » co sach, hoc sach
hai duc » mai duc, ha duc, hai cuc
y nang » ky nang, ly nang, v nang
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: bo sach y nang x hoi. lieu va ((hai duc) OR (hoai duc)) va thanh vien cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "bo sach y nang x hoi. lieu va ((hai duc) OR (hoai duc)) va thanh vien cua triet".
• Adding a wildcard symbol may retrieve word variants: bo sach y nang x hoi. lieu va ((hai duc) OR (hoai duc)) va thanh vien cua triet*.