flugs[10], flurs[9], gurus[6],
flug[9], frug[8], flur[8], rufs[7], surf[7], lugs[6], grus[5], guru[5],
fug[7], ruf[6], lug[5], gur[4], lus[4], rus[3], sur[3], urs[3],
ul[3], ur[2],
