judo[10], jour[10], dorf[8], kord[8], doku[8], krud[7], kudu[7], urdu[4],
jod[9], kor[7], ufo[7], ruf[6], kur[6], rod[4], duo[4], dur[3],
do[3], od[3], du[2], ud[2], ur[2],
