Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
so sanh » do sanh
sanh ky » hanh ky, sang ky, nganh ky
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
long ha » dong ha, cong ha, dong hoa
lang xa » dang xay, lang van
ve cac » va cac, vien cac
cac tu » cac thu, cach tu, cac du

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: so sanh ky ((((lang xa) OR (lang ha))) OR (long ha)) hoi. hieu ve cac tu va hanh vai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh ky ((((lang xa) OR (lang ha))) or (long ha)) hoi. hieu ve cac tu va hanh vai cua tre~".
• Adding a wildcard symbol may retrieve word variants: so sanh ky ((((lang xa) OR (lang ha))) or (long ha)) hoi. hieu ve cac tu va hanh vai cua tre*.