boki[7], kobo[7], obok[7], oboi[6], kipi[6], piki[6], kipo[6], kopi[6], okpi[6], piko[6], kopo[6], okop[6], opok[6],
bok[6], boi[5], obi[5], kip[5], kpi[5], pik[5], kop[5], kii[4], kio[4], koi[4], oko[4], poi[4],
bi[4], bo[4], ki[3], ko[3], ok[3], pi[3], op[3], po[3], ii[2],
