baca[7], caba[7], baco[7], coba[7], obca[7], bacz[7], bocz[7], baza[6], bazo[6], oaza[4],
cab[6], cob[6], abo[5], boa[5], oba[5], baz[5], acz[4], oaz[3],
ba[4], bo[4], co[3], aa[2], za[2], oz[2],
