ggg ggh ggn ggo ghg ghh ghn gho gkh gkn gko gnn gno gog goh gok gon goo hgg hgh hgk hgn hgo hhg hhh hhk hhn hho hkg hkh hkk hkn hko hng hnh hnk hnn hno hog hoh hok hon hoo kgh kgo khh khk khn kho kkh kkk kkn kn- kng knk knn kno kog koh kok kon koo ngg ngh ngk ngn ngo nhg nhh nhk nhn nkk nkn nko nng nnh nnk nnn nno no- nog noh nok non noo ogg ogh ogn ogo ohg ohh ohn oho okg okk oko on- ong onh onk onn ono oo- oog ooh ook oon ooo