Perhaps you should try some spelling variations:
dang xay » dang van, van xay
thu sac » thu sach, thu san, thu xac
mang xa » lang xa, mang may, mang cua
hieu va » lieu va, hieu qua
cam duc » cam xuc, cao duc, pham duc
va hanh » van hanh, va thanh, va danh
sac ky » cac ky, sai ky
va cam » va cham, va cac, va cao
vi cua » vai cua, di cua
cua te » cua tu

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: thu sac ky ((mang xa) OR (dang xay)) hoi. hieu va cam duc va hanh vi cua te~.
• Adding a wildcard symbol may retrieve word variants: thu sac ky ((mang xa) or (dang xay)) hoi. hieu va cam duc va hanh vi cua te*.