bele[7], belo[7], bole[7], ebol[7], oble[7], pele[6], olep[6], opel[6], ople[6], pelo[6], pole[6],
bel[6], ble[6], bol[6], lob[6], bee[5], lep[5], pel[5], ple[5], lee[4], ole[4],
be[4], bo[4], el[3], pe[3], op[3], po[3], ee[2], eo[2],
