rio rir rit rkc rke rkk rkm rko rkt rku rma rmc rme rmi rmm rmn rmo rmr rmt rna rnc rni rnm rnn rno rnr rnt rnu roa roc roe roi rok rom ron roo ror rot rou rra rrc rri rrk rrm rrn rrr rrt rru rta rtc rte rti rtk rtm rtn rto rtr rtt rtu rua ruc rue rui ruk rum run ruo rur rut ruu taa tac tae tai tak tam tan tao tar tat tau tca tcc tce tci tck tcm tcn tco tcr tct tcu te- tea tec tee tei tek tem ten teo ter tet teu tia tic tie tii tik tim tin tio tir tit tiu tka tkc tke tkk tkm tko tkr tkt tma tmc tme tmi tmk tmm tmn tmo tmr tmt tmu tna tnc tne tni tnk tnm tnn tno tnr tnt to- toa toc toe toi tok tom ton too tor tot tou tra trc tre tri trk trm trn tro trr trt tru tta ttc tte tti ttk ttm ttn tto ttr ttt ttu tua tuc tue tui tuk tum tun tuo tur tut tuu ua- uaa uac uae uai uak uam uan uao uar uat uau uca ucc uce uci uck ucm ucn uco ucr uct ucu uea uec uee uei uem uen uer uet uia uic uie uii uim uin uio uir uit uiu uka ukc uke uki ukk ukn ukr uku um- uma umc ume umi umm umn umo umr umt umu un- una unc une uni unk unm unn uno unr unt unu uoa uoc uoe uok uom uon uoo uor uot ur- ura urc ure uri urk urm urn uro urr urt uru uta utc ute uti utk utm utn uto utr utt utu uua uuc uue uum uun uur uut uuu