Perhaps you should try some spelling variations:
ky lang » ky nang, ky tang, tay lang
ky dang » ky nang, ky danh
hieu va » lieu va, hieu qua
va cham » va chat, va tham
dinh di » dinh du, dinh vi, danh di
dinh cu » dinh cuu, dinh chuc, dinh chau
cau tra » ca tra, cau ra, cau truc
ve cac » va cac, vien cac
soc va » hoc va, loc va, doc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ve cac ((ky lang) or (ky dang)) xa hoi. hieu va cham soc va ((dinh di) or (dinh cu)) cau tra~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ve cac ((ky lang) OR (ky dang)) xa hoi. hieu va cham soc va ((dinh di) OR (dinh cu)) cau tra.
• Adding a wildcard symbol may retrieve word variants: ve cac ((ky lang) or (ky dang)) xa hoi. hieu va cham soc va ((dinh di) or (dinh cu)) cau tra*.