rau rca rcc rcg rci rcl rcn rco rcp rcr rct rcu rga rgc rgg rgi rgn rgo rgp rgr rgt ria ric rig rii ril rin rio rip rir rit rla rlc rlg rli rll rln rlo rlp rlr rlt rlu rna rnc rng rni rnn rno rnp rnr rnt rnu roa roc rog roi rol ron roo rop ror rot rou rpa rpc rpg rpi rpl rpn rpo rpp rpr rpt rpu rra rrc rrg rri rrl rrn rrp rrr rrt rru rta rtc rtg rti rtl rtn rto rtp rtr rtt rtu rua ruc rug rui run ruo rup rur rut ruu taa tac tag tai tal tan tao tap tar tat tau tca tcc tcg tci tcl tcn tco tcp tcr tct tcu tga tgc tgg tgi tgl tgn tgo tgp tgr tgt tgu tia tic tig tii til tin tio tip tir tit tiu tla tlc tlg tli tll tln tlo tlp tlr tlt tlu tna tnc tng tni tnl tnn tno tnp tnr tnt to- toa toc tog toi tol ton too top tor tot tou tpa tpc tpg tpi tpl tpn tpo tpp tpr tpt tpu tra trc trg tri trl trn tro trp trr trt tru tta ttc ttg tti ttl ttn tto ttp ttr ttt ttu tua tuc tug tui tul tun tuo tup tur tut tuu ua- uaa uac uag uai ual uan uao uap uar uat uau uca ucc ucg uci ucl ucn uco ucp ucr uct ucu uga ugc ugg ugi ugl ugn ugo ugp ugr ugt ugu uia uic uig uii uil uin uio uip uir uit uiu ula ulc ulg uli ull uln ulo ulp ulr ult ulu un- una unc ung uni unl unn uno unp unr unt unu uoa uoc uog uol uon uoo uop uor uot up- upa upc upg upi upn upo upp upr upt upu ur- ura urc urg uri url urn uro urp urr urt uru uta utc uti utl utn uto utp utr utt utu uua uuc uug uun uur uut uuu