Perhaps you should try some spelling variations:
so sanh » do sanh
va danh » va dinh, va hanh, dia danh
sanh ty » sach ty, canh tay
hieu va » lieu va, hieu qua
cac xuc » cam xuc, cac nuoc, chat xuc
lang xa » lang ha, dang xay, lang van
xang xa » mang xa, ang xa, dang xay
va dan » ca dan, va dao, va dau
du cua » duy cua, dau cua, dum cua
cua te » cua tu

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 ty ((xang xa) or (lang xa)) hoi. hieu va cac xuc ((va danh) OR (va dan)) du cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh ty ((xang xa) OR (lang xa)) hoi. hieu va cac xuc ((va danh) OR (va dan)) du cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh ty ((xang xa) or (lang xa)) hoi. hieu va cac xuc ((va danh) OR (va dan)) du cua te".
• Adding a wildcard symbol may retrieve word variants: so sanh ty ((xang xa) or (lang xa)) hoi. hieu va cac xuc ((va danh) OR (va dan)) du cua te*.