rgc rgg rgh rgi rgn rgo rgp rgr rgs rh- rha rhc rhg rhh rhi rhn rho rhp rhr rhs rhu ria ric rig rih rii rin rio rip rir ris rna rnc rng rnh rni rnn rno rnp rnr rns rnu roa roc rog roh roi ron roo rop ror ros rou rpa rpc rpg rph rpi rpn rpo rpp rpr rps rpu rra rrc rrg rrh rri rrn rrp rrr rrs rru rsa rsc rsg rsh rsi rsn rso rsp rsr rss rsu rua ruc rug ruh rui run ruo rup rur rus ruu saa sac sag sah sai san sao sap sar sas sau sca scc scg sch sci scn sco scp scr scs scu sga sgc sgg sgh sgi sgn sgo sgp sgr sgs sgu sh- sha shc shg shh shi shn sho shp shr shs shu sia sic sig sih sii sin sio sip sir sis siu sna snc sng sni snn sno snp snr sns snu soa soc sog soh soi son soo sop sor sos sou spa spc spg sph spi spn spo spp spr sps spu sr- sra src srg srh sri srn sro srp srr srs ss- ssa ssc ssg ssh ssi ssn sso ssp ssr sss ssu sua suc sug suh sui sun suo sup sur sus suu ua- uaa uac uag uah uai uan uao uap uar uas uau uca ucc ucg uch uci ucn uco ucp ucr ucs ucu uga ugc ugg ugh ugi ugn ugo ugp ugr ugs ugu uha uhc uhh uhi uho uhp uhr uhs uhu uia uic uig uii uin uio uip uir uis uiu un- una unc ung unh uni unn uno unp unr uns unu uoa uoc uog uon uoo uop uor uos up- upa upc upg uph upi upn upo upp upr ups upu ur- ura urc urg uri urn uro urp urr urs uru usa usc usg ush usi usn uso usp usr uss usu uua uuc uug uun uur uus uuu