rfa rfe rff rfg rfi rfl rfn rfp rfr rfs rfu rga rge rgf rgg rgi rgn rgp rgr rgs ria rie rif rig rii ril rin rip rir ris rla rle rlf rlg rli rll rln rlp rlr rls rlu rna rng rni rnn rnp rnr rns rnu rpa rpe rpf rpg rpi rpl rpn rpp rpr rps rpu rra rrf rrg rri rrl rrn rrp rrr rrs rru rsa rse rsf rsg rsi rsl rsn rsp rsr rss rsu rua rue ruf rug rui run rup rur rus ruu saa sae saf sag sai sal san sap sar sas sau se- sea see sef seg sei sel sen sep ser ses seu sfa sfe sff sfg sfi sfl sfn sfp sfr sfs sfu sga sge sgf sgg sgi sgl sgn sgp sgr sgs sgu sia sie sif sig sii sil sin sip sir sis siu sla sle slf slg sli sll sln slp slr sls slu sna sne snf sng sni snl snn snp snr sns snu spa spe spf spg spi spl spn spp spr sps spu sr- sra sre srf srg sri srl srn srp srr srs ss- ssa sse ssf ssg ssi ssl ssn ssp ssr sss ssu sua sue suf sug sui sul sun sup sur sus suu ua- uaa uae uaf uag uai ual uan uap uar uas uau uea uee uef ueg uei uel uen uep uer ues ufa ufe uff ufg ufi ufl ufn ufp ufr ufs ufu uga uge ugf ugg ugi ugl ugn ugp ugr ugs ugu uia uie uif uig uii uil uin uip uir uis uiu ula ule ulf ulg uli ull uln ulp ulr uls ulu un- una une unf ung uni unl unn unp unr uns unu up- upa upe upf upg upi upn upp upr ups upu ur- ura ure urf urg uri url urn urp urr urs uru usa use usf usg usi usl usn usp usr uss usu uua uue uug uun uur uus uuu