Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
cua viet » ca viet, hoa viet, cua vat
cham xuc » cam xuc, chat xuc, cham soc
lap cua » lai cua, tap cua, lam cua
su sach » so sach, vu sach
sach ly » sach y, sach lo, sach ty
hieu ve » hieu va, hieu van
ly nang » ky nang, ly hang, ly vang
ve cham » va cham, ve chat, vu cham
ma hoi » mai hoi, xa hoi, me hoi

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 ly nang ((ma hoi) or (ma hoa)). hieu ve cham xuc ((ban thanh) or (gia thanh)) lap cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ly nang ((ma hoi) OR (ma hoa)). hieu ve cham xuc ((ban thanh) OR (gia thanh)) lap cua viet.
• Adding a wildcard symbol may retrieve word variants: su sach ly nang ((ma hoi) or (ma hoa)). hieu ve cham xuc ((ban thanh) or (gia thanh)) lap cua viet*.