To write the Greek Small Letter Omega With Dasia And Oxia And Ypogegrammeni symbol ᾥ on keyboard using ALT codes; ALT+8101, just hold down the ALT key while typing the alt key code 8101. You have to use the numeric keypad of your keyboard. If you ✃don not have numeric keypad, hold down the Fn and ALT keys while typing the alt code number.