Perhaps you should try some spelling variations:
dang xay » dang van, van xay
ban hanh » ban hang
sang kyo » sang ky, sang tao, dang ky
tu sang » thu sang, tu san, tu lang
cac xuc » cam xuc, cac nuoc, chat xuc
cuu tre » cau tren, cau treo
xuc ban » duc ban, cuc ban, quoc ban
hieu ve » hieu va, hieu van
cua tre » cua te, cua triet, dua tren
long ha » dong ha, cong ha, dong hoa
ve cac » va cac, vien cac

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: tu sang kyo ((dang xay) OR (long ha)) hoi. hieu ve cac xuc ban hanh vi ((cuu tre) OR (cua tre))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sang kyo ((dang xay) or (long ha)) hoi. hieu ve cac xuc ban hanh vi ((cuu tre) OR (cua tre))~".
• Adding a wildcard symbol may retrieve word variants: tu sang kyo ((dang xay) or (long ha)) hoi. hieu ve cac xuc ban hanh vi ((cuu tre) OR (cua tre))*.