Perhaps you should try some spelling variations:
dang xay » dang van, van xay
so sanh » do sanh
sanh ky » hanh ky, sang ky, nganh ky
vai cua » dai cua, hai cua, lai cua
va tinh » may tinh
va dinh » van dinh, va kinh, vu dinh
va hanh » van hanh, va thanh, va danh
cac duc » cac du, cao duc, cac dac
hieu ve » hieu va, hieu van
xay hoi » xa hoi, tay hoi, cay phoi
ky dang » ky nang, ky danh
cua tre » cua te, cuu tre, cua triet
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sanh ky dang xay hoi. hieu ve cac duc ((va hanh) or (((va dinh) or (va tinh)))) vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh ky dang xay hoi. hieu ve cac duc ((va hanh) OR (((va dinh) OR (va tinh)))) vai cua tre.
• Adding a wildcard symbol may retrieve word variants: so sanh ky dang xay hoi. hieu ve cac duc ((va hanh) or (((va dinh) or (va tinh)))) vai cua tre*.