Perhaps you should try some spelling variations:
so sanh » do sanh
sanh ky » hanh ky, sang ky, nganh ky
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu va » lieu va, hieu qua
cam duc » cam xuc, cao duc, pham duc
duc gia » quoc gia
vai cua » dai cua, hai cua, lai cua
va cam » va cham, va cac, va cao
vi cua » di 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 sanh ky dang xa hoi. hieu va cam duc gia thanh ((vi cua) OR (vai cua)) tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh ky dang xa hoi. hieu va cam duc gia thanh ((vi cua) OR (vai cua)) tre".
• Adding a wildcard symbol may retrieve word variants: so sanh ky dang xa hoi. hieu va cam duc gia thanh ((vi cua) OR (vai cua)) tre*.