rcc rce rcg rci rcn rco rcp rcr rct rcu re- rea rec ree reg rei ren reo rep rer ret reu rga rgc rge rgg rgi rgn rgo rgp rgr rgt ria ric rie rig rii rin rio rip rir rit rna rnc rng rni rnn rno rnp rnr rnt rnu roa roc roe rog roi ron roo rop ror rot rou rpa rpc rpe rpg rpi rpn rpo rpp rpr rpt rpu rra rrc rrg rri rrn rrp rrr rrt rru rta rtc rte rtg rti rtn rto rtp rtr rtt rtu rua ruc rue rug rui run ruo rup rur rut ruu taa tac tae tag tai tan tao tap tar tat tau tca tcc tce tcg tci tcn tco tcp tcr tct tcu te- tea tec tee teg tei ten teo tep ter tet teu tga tgc tge tgg tgi tgn tgo tgp tgr tgt tgu tia tic tie tig tii tin tio tip tir tit tiu tna tnc tne tng tni tnn tno tnp tnr tnt to- toa toc toe tog toi ton too top tor tot tou tpa tpc tpe tpg tpi tpn tpo tpp tpr tpt tpu tra trc tre trg tri trn tro trp trr trt tru tta ttc tte ttg tti ttn tto ttp ttr ttt ttu tua tuc tue tug tui tun tuo tup tur tut tuu ua- uaa uac uae uag uai uan uao uap uar uat uau uca ucc uce ucg uci ucn uco ucp ucr uct ucu uea uec uee ueg uei uen uep uer uet uga ugc uge ugg ugi ugn ugo ugp ugr ugt ugu uia uic uie uig uii uin uio uip uir uit uiu un- una unc une ung uni unn uno unp unr unt unu uoa uoc uoe uog uon uoo uop uor uot up- upa upc upe upg upi upn upo upp upr upt upu ur- ura urc ure urg uri urn uro urp urr urt uru uta utc ute uti utn uto utp utr utt utu uua uuc uue uug uun uur uut uuu