bije[8], bied[7], beki[7], kije[7], deki[6], idei[5],
bej[7], jeb[7], bij[7], bid[6], dej[6], bek[6], kej[6], kij[6], dek[5], kei[4], kie[4], kii[4],
be[4], bi[4], ej[4], je[4], de[3], id[3], ki[3], ii[2],
