Perhaps you should try some spelling variations:
khach doi » khac di, khac do, sach doi
vu khach » vu khanh, vu khac, vay khach
sang tao » hang tai
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
qua cac » cua cac
lang xa » lang ha, dang xay, lang van
cua tre » cua te, cuu tre, cua triet
doc va » duoc va, hoc va, duc va
vi cua » vai cua, di cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: vu khach doi ((lang xa) or (sang tao)) hoi. hieu ((qua cac) or (duy khanh)) doc va danh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu khach doi ((lang xa) OR (sang tao)) hoi. hieu ((qua cac) OR (duy khanh)) doc va danh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: vu khach doi ((lang xa) or (sang tao)) hoi. hieu ((qua cac) or (duy khanh)) doc va danh vi cua tre*.