pubs[9], burg[7], grub[7], bugs[7], spur[7], gnus[5], grus[5], runs[4],
pub[8], bug[6], pur[6], ups[6], bus[5], gnu[4], gur[4], nur[3], run[3], uns[3], rus[3], sur[3], urs[3],
nu[2], ur[2],