rdp rdr rds rdu rh- rha rhb rhd rhh rhi rhm rhn rhp rhr rhs rhu ria rib rid rih rii rim rin rip rir ris rma rmb rmd rmh rmi rmm rmn rmp rmr rms rna rnb rnd rnh rni rnm rnn rnp rnr rns rnu rpa rpb rpd rph rpi rpm rpn rpp rpr rps rpu rra rrb rrd rrh rri rrm rrn rrp rrr rrs rru rsa rsb rsd rsh rsi rsm rsn rsp rsr rss rsu rua rub rud ruh rui rum run rup rur rus ruu saa sab sad sah sai sam san sap sar sas sau sba sbb sbd sbh sbi sbm sbn sbp sbr sbs sbu sda sdb sdd sdh sdi sdm sdn sdp sdr sds sdu sh- sha shb shd shh shi shm shn shp shr shs shu sia sib sid sih sii sim sin sip sir sis siu sma smb smd smh smi smm smn smp smr sms smu sna snb snd sni snm snn snp snr sns snu spa spb spd sph spi spm spn spp spr sps spu sr- sra srb srd srh sri srm srn srp srr srs ss- ssa ssb ssd ssh ssi ssm ssn ssp ssr sss ssu sua sub sud suh sui sum sun sup sur sus suu ua- uaa uab uad uah uai uam uan uap uar uas uau uba ubb ubh ubi ubn ubp ubr ubs ubu uda udb udd udi udm udn udp udr uds udu uha uhb uhd uhh uhi uhm uhp uhr uhs uhu uia uib uid uii uim uin uip uir uis uiu um- uma umb umd umh umi umm umn ump umr ums umu un- una unb und unh uni unm unn unp unr uns unu up- upa upb upd uph upi upm upn upp upr ups upu ur- ura urb urd uri urm urn urp urr urs uru usa usb usd ush usi usm usn usp usr uss usu uua uum uun uur uus uuu