duffe[11], befug[11], beuge[8],
duff[10], fege[8], fuge[8], gebe[7], efeu[7], beug[7], buge[7], bede[6], bude[6],
uff[9], feg[7], fug[7], fee[6], beg[6], geb[6], bug[6],
du[2], ud[2],
