Perhaps you should try some spelling variations:
ban doanh » van doanh, san doanh, ban danh
thu sach » tu sach, thuat sach, thuoc sach
nang mai » nang ma, nang tai, lang mai
mai khoi » mai khoa, tai khoa, cac khoi
ban hanh » ban hang
su triet » su viet, su tien, ve triet
sach ky » sac ky, sach y, sach ty
cay dua » chay dua, cay lua, ca dua
va cay » va cac, va cao, va cai
vi su » va su, ve su, ki su

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ky nang mai khoi. lieu va cay dua ((ban doanh) or (ban hanh)) vi su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky nang mai khoi. lieu va cay dua ((ban doanh) OR (ban hanh)) vi su triet.
• Adding a wildcard symbol may retrieve word variants: thu sach ky nang mai khoi. lieu va cay dua ((ban doanh) or (ban hanh)) vi su triet*.