ren rer res reu rfa rfb rfc rfe rff rfg rfh rfn rfr rfs rfu rga rgb rgc rge rgf rgg rgh rgn rgr rgs rh- rha rhb rhc rhe rhf rhg rhh rhn rhr rhs rhu rna rnb rnc rng rnh rnn rnr rns rnu rra rrb rrc rrf rrg rrh rrn rrr rrs rru rsa rsb rsc rse rsf rsg rsh rsn rsr rss rsu rua rub ruc rue ruf rug ruh run rur rus ruu saa sab sac sae saf sag sah san sar sas sau sba sbb sbc sbe sbf sbg sbh sbn sbr sbs sbu sca scb scc sce scf scg sch scn scr scs scu se- sea seb sec see sef seg seh sen ser ses seu sfa sfb sfc sfe sff sfg sfh sfn sfr sfs sfu sga sgb sgc sge sgf sgg sgh sgn sgr sgs sgu sh- sha shb shc she shf shg shh shn shr shs shu sna snb snc sne snf sng snn snr sns snu sr- sra srb src sre srf srg srh srn srr srs ss- ssa ssb ssc sse ssf ssg ssh ssn ssr sss ssu sua sub suc sue suf sug suh sun sur sus suu ua- uaa uab uac uae uaf uag uah uan uar uas uau uba ubb ubc ube ubf ubg ubh ubn ubr ubs ubu uca ucb ucc uce ucf ucg uch ucn ucr ucs ucu uea ueb uec uee uef ueg ueh uen uer ues ufa ufc ufe uff ufg ufh ufn ufr ufs ufu uga ugb ugc uge ugf ugg ugh ugn ugr ugs ugu uha uhb uhc uhe uhf uhh uhr uhs uhu un- una unb unc une unf ung unh unn unr uns unu ur- ura urb urc ure urf urg urn urr urs uru usa usb usc use usf usg ush usn usr uss usu uua uuc uue uug uun uur uus uuu