rof rog roh roi rol roo ror rot rra rrb rrc rrd rrf rrg rrh rri rrl rrr rrt rta rtb rtc rtd rte rtf rtg rti rtl rto rtr rtt taa tab tac tad tae taf tag tah tai tal tao tar tat tba tbb tbc tbd tbe tbf tbg tbh tbi tbl tbo tbr tbt tca tcb tcc tcd tce tcf tcg tch tci tcl tco tcr tct tda tdb tdc tdd tde tdf tdg tdh tdi tdl tdo tdr tdt te- tea teb tec ted tee tef teg teh tei tel teo ter tet tfa tfb tfc tfd tfe tff tfg tfh tfi tfl tfo tfr tft tga tgb tgc tge tgf tgg tgh tgi tgl tgo tgr tgt th- tha thb thc thd the thf thg thh thi thl tho thr tht tia tib tic tid tie tif tig tih tii til tio tir tit tla tlc tld tle tlf tlg tlh tli tll tlo tlr tlt to- toa tob toc tod toe tof tog toh toi tol too tor tot tra trb trc trd tre trf trg trh tri trl tro trr trt tta ttb ttc ttd tte ttf ttg tth tti ttl tto ttr ttt