Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
su sach » vu sach
so sach » so sanh, bo sach, co sach
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
dau tuc » dau tu, dao tuc, cau truc
va hanh » van hanh, va thanh, va danh
hanh va » hang va, hanh vi
va dau » va dao
tuc va » thuc va, truc va, tuc xa
va cua » va chua, via cua, ca cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) or (so sach)) ky dang xa hoi. lieu va dau tuc va hanh va cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) ky dang xa hoi. lieu va dau tuc va hanh va cua triet.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sach)) ky dang xa hoi. lieu va dau tuc va hanh va cua triet*.