Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
cau tren » cu tren, dau tren, ca tren
hieu ve » hieu va, hieu van
cao suc » cao su, cao duc
va hanh » van hanh, va danh, ban hanh
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
ve cao » va cao, ve bao, ve cac
vi cau » va cau, ve cau, di cau
x hoi » xa hoi, o hoi, x ho

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 sac ky nang x hoi. hieu ve cao suc ((va hanh) OR (va thanh)) vi cau tren~.
• Adding a wildcard symbol may retrieve word variants: su sac ky nang x hoi. hieu ve cao suc ((va hanh) or (va thanh)) vi cau tren*.