obł[7], cob[6], bod[6], bot[6], cło[6], tło[6], cod[5], doc[5], bor[5], rob[5], odr[4], ord[4], rod[4], ort[4], rot[4], tor[4], rwo[3],
bo[4], co[3], do[3], od[3], ot[3], to[3], or[2], ro[2],
