Perhaps you should try some spelling variations:
cham sac » cham soc, pham sach, cap sac
cua viet » ca viet, hoa viet, cua vat
su sach » so sach, vu sach
vu khac » vu kham, vu khanh, bui khac
nang ma » tang ma, sang ma, nang cao
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
sac van » cac van, san van, sat van
van anh » van thanh, tuan anh, van minh
ma hoi » mai hoi, xa hoi, ma hoa
anh di » danh di, xanh di, anh d
di cua » dai cua, doi cua, de cua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu khac)) ky nang ma hoi. hieu vu cham sac van anh di cua viet~.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu khac)) ky nang ma hoi. hieu vu cham sac van anh di cua viet*.