Perhaps you should try some spelling variations:
vu khach » vu khanh, vu khac, vay khach
khach lo » khac do, khac co, khac mo
nang xa » nang x, lang xa, mang xa
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
cam tuc » cam xuc, cam tu, nam thuc
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
cua tre » cua te, cuu tre, cua triet
ve cam » ve cham, ve cac, va cam
tuc va » thuc va, truc va, tuc xa
vi cua » vai cua, di cua

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: vu khach lo ((nang xa) OR (nang ma)) hoi. hieu ve cam tuc va danh vi cua tre~.
• Adding a wildcard symbol may retrieve word variants: vu khach lo ((nang xa) or (nang ma)) hoi. hieu ve cam tuc va danh vi cua tre*.