Perhaps you should try some spelling variations:
danh doanh » doanh doanh, hanh doanh, kinh doanh
cham hoc » cham soc, chat hoc, cham hoi
hoc danh » hoc dan, hoc anh, hoc hanh
ky lang » ky nang, ky dang, tay lang
ky tang » ky nang, ky dang, kho tang
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
tai cuu » tai cuc, tai buu, tai cua
cuu tre » cua tre, cau tren, cau treo
tu sac » tu sach, tu cac, tu san

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ((ky lang) OR (ky tang)) xa hoi. hieu ve cham hoc danh doanh tai cuu tre~".
• Adding a wildcard symbol may retrieve word variants: tu sac ((ky lang) OR (ky tang)) xa hoi. hieu ve cham hoc danh doanh tai cuu tre*.