Perhaps you should try some spelling variations:
ban thanh » ban hanh
cua triet » cua viet, su triet, va triet
ban hang » ngan hang
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
cam tuc » cam xuc, cam tu, nam thuc
ve cam » ve cham, ve cac, va cam
ha cua » hoa cua, hai cua, nha cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ky nang ma hoa. hieu ve cam tuc ((ban thanh) or (ban hang)) ha cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky nang ma hoa. hieu ve cam tuc ((ban thanh) OR (ban hang)) ha cua triet.
• Adding a wildcard symbol may retrieve word variants: so sach ky nang ma hoa. hieu ve cam tuc ((ban thanh) or (ban hang)) ha cua triet*.