bocz[7], wtop[6], czop[6], tocz[6], ptoz[6],
cob[6], bod[6], bot[6], cod[5], doc[5], pod[5], pot[5], top[5], doz[4],
bo[4], co[3], do[3], od[3], op[3], po[3], ot[3], to[3], oz[2],
