Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
dang xay » dang van, van xay
cuu tre » cua tre, cau tren, cau treo
xuc van » duc van, luc van, xuc ban
cac xuc » cam xuc, cac nuoc, chat xuc
hieu va » lieu va, hieu qua
lang ha » long ha
lang xa » lang van
sac ky » cac ky, sai ky
vi cuu » vi luu, vinh cuu
tu sac » tu sach, tu cac, tu san

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 sac ky ((((lang xa) OR (dang xay))) OR (lang ha)) hoi. hieu va cac xuc van hanh vi cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky ((((lang xa) OR (dang xay))) or (lang ha)) hoi. hieu va cac xuc van hanh vi cuu tre~".
• Adding a wildcard symbol may retrieve word variants: tu sac ky ((((lang xa) OR (dang xay))) or (lang ha)) hoi. hieu va cac xuc van hanh vi cuu tre*.