a-a a-c a-t aaa aac aad aaf aao aap aar aat aay ac- aca acc acd acf aco acp acr act acy ad- ada adc add adf ado adp adr adt ady af- afa afc afd aff afo afp afr aft afy aoa aoc aod aof aoo aop aor aot ap- apa apc apd apf apo app apr apt apy ar- ara arc ard arf aro arp arr art ary at- ata atc atd atf ato atp atr att ay- aya ayc ayd ayf ayo ayp ayr ayt c-- caa cac cad caf cao cap car cat cay cca ccc ccd ccf cco ccp ccr cct cda cdc cdd cdf cdo cdp cdr cdt cdy cfa cfc cfd cff cfo cfp cfr cft co- coa coc cod cof coo cop cor cot coy cpa cpc cpd cpf cpo cpp cpr cpt cra crc crd crf cro crp crr crt cry cta ctc ctd ctf cto ctp ctr ctt cty cya cyc cyd cyf cyo cyp cyr cyt daa dac dad daf dao dap dar dat day dca dcc dcd dcf dco dcp dcr dct dda ddc ddd ddf ddo ddp ddr ddt ddy dfa dfc dfd dff dfo dfp dfr dft doa doc dod dof doo dop dor dot doy dpa dpc dpd dpf dpo dpp dpr dpt dra drc drd dro drp drr drt dry dta dtc dtd dtf dto dtp dtr dtt dty dy- dya dyc dyd dyo dyp dyr dyy faa fac fad faf fao fap far fat fay fca fcc fcd fcf fco fcp fcr fct fcy fda fdc fdd fdf fdo fdp fdr fdt ffa ffc ffd fff ffo ffp ffr fft ffy foa foc fof foo fop for fot foy fpa fpc fpd fpo fpp fpr fpt fpy fra frc frd frf fro frp frr frt fry fta ftc ftd ftf fto ftp ftr ftt fty fy- fya fyc fyo fyp oaa oac oad oaf oao oap oar oat oc- oca occ ocd ocf oco ocp ocr oct oda odc odd odf odo odp odr odt of- ofa ofc ofd off ofo ofp ofr oft oo- ooa ooc ood oof ooo oop oor oot op- opa opc opd opf opo opp opr opt opy or- ora orc ord orf oro orp orr ort ory ot- ota otc otd otf oto otp otr ott oya oyd oyo p-p paa pac pad paf pao pap par pat pay pca pcc pcd pcf pco pcp pcr pct pda pdc pdd pdf pdo pdp pdr pdt pfa pfc pfd pff pfo pfp pfr pft pfy poa poc pod pof poo pop por pot poy ppa ppc ppd ppf ppo ppp ppr ppt pra prc prd prf pro prp prr prt pry pt- pta ptc ptd ptf pto ptp ptr ptt pty py- pya pyc pyd pyf pyo pyr pyt ra- raa rac rad raf rao rap rar rat ray rca rcc rcd rcf rco rcp rcr rct rda rdc rdd rdf rdo rdp rdr rdt rdy rfa rfc rfd rff rfo rfp rfr rft roa roc rod rof roo rop ror rot roy rpa rpc rpd rpf rpo rpp rpr rpt rra rrc rrd rrf rrp rrr rrt rta rtc rtd rtf rto rtp rtr rtt rty ry- rya ryc ryd ryf ryo ryr ryy taa tac tad taf tao tap tar tat tay tca tcc tcd tcf tco tcp tcr tct tda tdc tdd tdf tdo tdp tdr tdt tdy tfa tfc tfd tff tfo tfp tfr tft to- toa toc tod tof too top tor tot toy tpa tpc tpd tpf tpo tpp tpr tpt tra trc trd trf tro trp trr trt try tta ttc ttd ttf tto ttp ttr ttt tty tya tyc tyd tyf tyo typ tyr tyt yaa yac yad yaf yao yap yar yat yay yca ycc ycd ycf yco ycp ycy yda ydo ydt ydy yfa yfc yfd yff yfr yft yoc yod yof yoo yop yor yot yoy ypa ypd ypf ypo yra yrc yrf yro yrp yrt yta ytc ytd ytf yto ytp ytr ytt yyc yyf yyt yyy