baca[7], caba[7], bace[7], bece[7], baco[7], coba[7], obca[7], obce[7], capa[6], paca[6], cepa[6], pace[6], paco[6],
cab[6], cob[6], bee[5], abo[5], boa[5], oba[5], cap[5], pac[5], cep[5],
ba[4], be[4], bo[4], ce[3], co[3], pa[3], pe[3], op[3], po[3], aa[2], ee[2], eo[2],
