ril rin rio rir ris rld rle rlf rlg rli rll rln rlo rlr rls rlu rnd rng rni rnn rno rnr rns rnu rod roe rof rog roi rol ron roo ror ros rou rrd rrf rrg rri rrl rrn rrr rrs rru rsd rse rsf rsg rsi rsl rsn rso rsr rss rsu rud rue ruf rug rui run ruo rur rus ruu sdd sde sdf sdg sdi sdl sdn sdo sdr sds sdu se- sed see sef seg sei sel sen seo ser ses seu sfd sfe sff sfg sfi sfl sfn sfo sfr sfs sfu sgd sge sgf sgg sgi sgl sgn sgo sgr sgs sgu sid sie sif sig sii sil sin sio sir sis siu sld sle slf slg sli sll sln slo slr sls slu snd sne snf sng sni snl snn sno snr sns snu sod soe sof sog soi sol son soo sor sos sou sr- srd sre srf srg sri srl srn sro srr srs ss- ssd sse ssf ssg ssi ssl ssn sso ssr sss ssu sud sue suf sug sui sul sun suo sur sus suu udd ude udf udg udi udl udn udo udr uds udu ued uee uef ueg uei uel uen uer ues ufd ufe uff ufg ufi ufl ufn ufo ufr ufs ufu uge ugf ugg ugi ugl ugn ugo ugr ugs ugu uid uie uif uig uii uil uin uio uir uis uiu uld ule ulf ulg uli ull uln ulo ulr uls ulu un- und une unf ung uni unl unn uno unr uns unu uod uoe uog uol uon uoo uor uos ur- urd ure urf urg uri url urn uro urr urs uru usd use usf usg usi usl usn uso usr uss usu uue uug uun uur uus uuu