rrb rrc rrf rrg rrh rri rrm rrn rrr rrt rta rtb rtc rte rtf rtg rti rtm rtn rto rtr rtt taa tab tac tae taf tag tah tai tam tan tao tar tat tba tbb tbc tbe tbf tbg tbh tbi tbm tbn tbo tbr tbt tca tcb tcc tce tcf tcg tch tci tcm tcn tco tcr tct te- tea teb tec tee tef teg teh tei tem ten teo ter tet tfa tfb tfc tfe tff tfg tfh tfi tfm tfn tfo tfr tft tga tgb tgc tge tgf tgg tgh tgi tgm tgn tgo tgr tgt th- tha thb thc the thf thg thh thi thm thn tho thr tht tia tib tic tie tif tig tih tii tim tin tio tir tit tma tmb tmc tme tmf tmg tmh tmi tmm tmn tmo tmr tmt tna tnb tnc tne tnf tng tnh tni tnm tnn tno tnr tnt to- toa tob toc toe tof tog toh toi tom ton too tor tot tra trb trc tre trf trg trh tri trm trn tro trr trt tta ttb ttc tte ttf ttg tth tti ttm ttn tto ttr ttt