rea reb rec red ree rel ren reo rer ret rey rla rlc rld rle rll rln rlo rlr rlt rly rna rnb rnc rnd rnn rno rnr rnt rny roa rob roc rod roe rol ron roo ror rot roy rra rrb rrc rrd rrl rrn rrr rrt rta rtb rtc rtd rte rtl rtn rto rtr rtt rty ry- rya ryc ryd rye ryn ryo ryr ryy taa tab tac tad tae tal tan tao tar tat tay tba tbb tbc tbd tbe tbl tbn tbo tbr tbt tca tcb tcc tcd tce tcl tcn tco tcr tct tda tdb tdc tdd tde tdl tdn tdo tdr tdt tdy te- tea teb tec ted tee tel ten teo ter tet tey tla tlc tld tle tll tln tlo tlr tlt tna tnb tnc tnd tne tnl tnn tno tnr tnt to- toa tob toc tod toe tol ton too tor tot toy tra trb trc trd tre trl trn tro trr trt try tta ttb ttc ttd tte ttl ttn tto ttr ttt tty tya tyc tyd tye tyl tyn tyo tyr tyt yaa yab yac yad yae yal yan yao yar yat yay ybc ybe ybl ybr yby yca ycc ycd yce ycl yco ycy yda yde ydl ydn ydo ydt ydy yea yeb yec yed yee yel yen yeo yer yet yey ylc yld yle yll ylr ylt yly yna ynd yne ynn yny yob yoc yod yoe yol yon yoo yor yot yoy yra yrc yre yrn yro yrt yta ytc ytd yte ytl ytn yto ytr ytt yyb yyc yye yyt yyy