rpi rpk rpn rpo rpp rpr rpt rpu rrc rrg rri rrk rrn rrp rrr rrt rru rtc rte rtg rti rtk rtn rto rtp rtr rtt rtu ruc rue rug rui ruk run ruo rup rur rut ruu tcc tce tcg tci tck tcn tco tcp tcr tct tcu te- tec tee teg tei tek ten teo tep ter tet teu tgc tge tgg tgi tgk tgn tgo tgp tgr tgt tgu tic tie tig tii tik tin tio tip tir tit tiu tkc tke tkg tkk tko tkp tkr tkt tnc tne tng tni tnk tnn tno tnp tnr tnt to- toc toe tog toi tok ton too top tor tot tou tpc tpe tpg tpi tpk tpn tpo tpp tpr tpt tpu trc tre trg tri trk trn tro trp trr trt tru ttc tte ttg tti ttk ttn tto ttp ttr ttt ttu tuc tue tug tui tuk tun tuo tup tur tut tuu ucc uce ucg uci uck ucn uco ucp ucr uct ucu uec uee ueg uei uen uep uer uet ugc uge ugg ugi ugk ugn ugo ugp ugr ugt ugu uic uie uig uii uin uio uip uir uit uiu ukc uke uki ukk ukn ukp ukr uku un- unc une ung uni unk unn uno unp unr unt unu uoc uoe uog uok uon uoo uop uor uot up- upc upe upg upi upk upn upo upp upr upt upu ur- urc ure urg uri urk urn uro urp urr urt uru utc ute uti utk utn uto utp utr utt utu uuc uue uug uun uur uut uuu