rfg rfi rfl rfo rfp rfr rfs rfu rga rge rgf rgg rgi rgo rgp rgr rgs ria rie rif rig rii ril rio rip rir ris rla rle rlf rlg rli rll rlo rlp rlr rls rlu roa roe rof rog roi rol roo rop ror ros rou rpa rpe rpf rpg rpi rpl rpo rpp rpr rps rpu rra rrf rrg rri rrl rrp rrr rrs rru rsa rse rsf rsg rsi rsl rso rsp rsr rss rsu rua rue ruf rug rui ruo rup rur rus ruu saa sae saf sag sai sal sao sap sar sas sau se- sea see sef seg sei sel seo sep ser ses seu sfa sfe sff sfg sfi sfl sfo sfp sfr sfs sfu sga sge sgf sgg sgi sgl sgo sgp sgr sgs sgu sia sie sif sig sii sil sio sip sir sis siu sla sle slf slg sli sll slo slp slr sls slu soa soe sof sog soi sol soo sop sor sos sou spa spe spf spg spi spl spo spp spr sps spu sr- sra sre srf srg sri srl sro srp srr srs ss- ssa sse ssf ssg ssi ssl sso ssp ssr sss ssu sua sue suf sug sui sul suo sup sur sus suu ua- uaa uae uaf uag uai ual uao uap uar uas uau uea uee uef ueg uei uel uep uer ues ufa ufe uff ufg ufi ufl ufo ufp ufr ufs ufu uga uge ugf ugg ugi ugl ugo ugp ugr ugs ugu uia uie uif uig uii uil uio uip uir uis uiu ula ule ulf ulg uli ull ulo ulp ulr uls ulu uoa uoe uog uol uoo uop uor uos up- upa upe upf upg upi upo upp upr ups upu ur- ura ure urf urg uri url uro urp urr urs uru usa use usf usg usi usl uso usp usr uss usu uua uue uug uur uus uuu