bojo[8], dobo[7], dojo[7], boro[6], robo[6], odro[5], ordo[5],
boj[7], job[7], bod[6], jod[6], bor[5], rob[5], jor[5], odo[4], odr[4], ord[4], rod[4], oro[3],
bo[4], oj[4], do[3], od[3], or[2], ro[2],
