cob[6], bok[6], bol[6], lob[6], koc[5], klo[5], kol[5], lok[5], bon[5], bor[5], rob[5], noc[4], nok[4], kor[4], kro[4], okr[4], ork[4], rok[4], lor[4], rol[4], nor[3],
bo[4], co[3], ko[3], ok[3], no[2], on[2], or[2], ro[2],
