buf[11], fug[11], fum[10], muf[10], bug[9], gub[9], buc[8], cug[8], bum[8], umb[8], gum[8], cum[7], muc[7], buz[7], bzu[7], guz[7], ucz[6], muz[6],
fu[8], uf[8], bu[6], gu[6], mu[5],
