foce[9], foko[9], obce[7], beko[7], obco[7], kobo[7], obok[7], koce[6],
fob[9], fok[8], efo[7], bek[6], cob[6], bok[6], cek[5], koc[5], eko[4], oko[4],
ef[6], fe[6], be[4], bo[4], ce[3], co[3], ko[3], ok[3], eo[2],
