Perhaps you should try some spelling variations:
ban doanh » van doanh, san doanh, toan doanh
cua triet » cua viet, su triet, va triet
ban danh » ban hanh, ban dan, van danh
tu sach » thu sach, su sach, te sach
ky dang » ky nang, ky danh
ky tang » ky nang, kho tang, ky trong
hieu ve » hieu va, hieu van
ve cam » ve cham, ve cac, va cam
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ((ky dang) or (ky tang)) xa hoi. hieu ve cam xuc ((ban danh) or (ban doanh)) vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ky dang) OR (ky tang)) xa hoi. hieu ve cam xuc ((ban danh) OR (ban doanh)) vi cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sach ((ky dang) or (ky tang)) xa hoi. hieu ve cam xuc ((ban danh) or (ban doanh)) vi cua triet*.