a-a a-c a-t aaa aac aaf aao aap aar aat ac- aca acc acf aco acp acr act af- afa afc aff afo afp afr aft aoa aoc aof aoo aop aor aot ap- apa apc apf apo app apr apt ar- ara arc arf aro arp arr art at- ata atc atf ato atp atr att c-- caa cac caf cao cap car cat cca ccc ccf cco ccp ccr cct cfa cfc cff cfo cfp cfr cft co- coa coc cof coo cop cor cot cpa cpc cpf cpo cpp cpr cpt cra crc crf cro crp crr crt cta ctc ctf cto ctp ctr ctt faa fac faf fao fap far fat fca fcc fcf fco fcp fcr fct ffa ffc fff ffo ffp ffr fft foa foc fof foo fop for fot fpa fpc fpo fpp fpr fpt fra frc frf fro frp frr frt fta ftc ftf fto ftp ftr ftt oaa oac oaf oao oap oar oat oc- oca occ ocf oco ocp ocr oct of- ofa ofc off ofo ofp ofr oft oo- ooa ooc oof ooo oop oor oot op- opa opc opf opo opp opr opt or- ora orc orf oro orp orr ort ot- ota otc otf oto otp otr ott p-p paa pac paf pao pap par pat pca pcc pcf pco pcp pcr pct pfa pfc pff pfo pfp pfr pft poa poc pof poo pop por pot ppa ppc ppf ppo ppp ppr ppt pra prc prf pro prp prr prt pt- pta ptc ptf pto ptp ptr ptt ra- raa rac raf rao rap rar rat rca rcc rcf rco rcp rcr rct rfa rfc rff rfo rfp rfr rft roa roc rof roo rop ror rot rpa rpc rpf rpo rpp rpr rpt rra rrc rrf rrp rrr rrt rta rtc rtf rto rtp rtr rtt taa tac taf tao tap tar tat tca tcc tcf tco tcp tcr tct tfa tfc tff tfo tfp tfr tft to- toa toc tof too top tor tot tpa tpc tpf tpo tpp tpr tpt tra trc trf tro trp trr trt tta ttc ttf tto ttp ttr ttt

aaaa aaac aaaf aaap aaar aaca aacc aacf aaco aacp aacr aact aafa aafc aaff aaoo aapa aapc aapo aapt aara aarc aaro aarp aart aata aatc aatf aatt ac-t acaa acac acap acar acat acca accc accf acco accp acct acfc acft acoa acop acor acot acpa acpr acpt acr- acra acrc acro acrr acta actc actf acto actt afaa afao afap afar afat afca afcc affa affc affo afft afoa afoo afor afpa afpc afr- afra afrc afro afta aftc aftp aoca aopo aora aort aotc aotf apac apao apap apar apat apca apcc apco apcr apfa apfc apfo apft apo- apoc apof apoo apop apor apot appa appc appr appt apra aprc apro aprt apta aptc aptt arac araf arap arar arat arc- arca arco arct arfa arfc arff arft aroa aroo aror arpa arr- arra arrc arro arrr arrt arta artc arto artr at-t ataa atac atap atar atat atca atcc atcf atco atcr atfc atoc atof atop ator atot atpr atra atrc atro atrp atta atto attp attr caaa caac caaf caap caat cac- caca cacc caco cacr cafa cafc caff caor capa capc capo capp capt cara carc carf caro carp carr cart cat- cata catc catf cato catt ccaa ccac ccaf ccap ccar ccat ccca cccc cccf cccp ccfa ccfc ccff ccoc ccpa ccpp ccpr ccra ccrc ccrf ccrp ccrt cctc cctt cfaa cfac cfao cfar cfca cfcf cfco cffr cfoa cfor cfpa cfpo cfpr cfra cfrp cfrt cfta cftc cftr coat coca coco cocp coct cofc coff coft coof coop coot copa copo copp copr copt cor- cora corc corf coro corp corr cort cota cotc coto cott cpaa cpac cpaf cpap cpca cpff cpft cppa cprt cptp cptr crac craf crap crar crat crca crcc crcr crfc croc croo crop cror crot crpc crrt crtc crtf crtp ctca ctcf ctcp ctfc ctfo ctor ctot ctpo ctpp ctrc ctrp ctta faaa faac faap faca facc facp fact fafa fafc faff fafo fapa fapp fara farc faro farp farr fart fata fatc fatf fato fatt fcap fcar fcat fcca fccf fccp fcot fcpa fcra fcto ffar ffcc ffff ffrr fftf foaf foar foca foco fofo foof foot fopp for- fora foro forr fort fota foto fotp fott fp-c fpaa fpcc fpct fpra fprf frac frap frat frcc frcp frfc frop frot frta ft-c ftfc ftop oafc oafo oara ocac ocap ocat occa occc occt ocfa ocfp ocpa ocpp ocra ocro ocrr oct- octa octo ofcr off- offa offc offo offr ofor ofra ofta oftp ooaa oocr ooff oooo oora oort ootp opap opar opca opo- opor oppa oppo opra opto orac orao orar orat orca orco orff oro- orof oror orot orpc orra orro orta ortc orto otac otap otar otfc otfp oto- otof otoo otor otpp otra otro otta otto paap paar paat paca paco pact pafa pafc paff paoc papa papp papr par- para parc parf paro parp parr part pata pato patr patt pcaa pcaf pcap pcca pccc pcfc pcoa pcpp pcra pcrc pcrf pfaa pfff pffr pfft pfra poar poat poca poco poff poof poop poor poot pop- popa popc popo popp popt pora porc poro porr port pota potc potf poto pott ppac ppap ppar ppcc ppfa ppoa pppa pppo pppp pprc pprf ppta pptt prao prar prat prca prcc prcf prcp prfc pro- proa proc prof proo prop prot prtc prtp prtr ptaf ptca ptcc ptop ptrf pttc raaf raat rac- raca racc raco ract rafa rafc raff raft raoc raop rapa rapc rapp rapt rara rarf raro rata ratf rato ratp ratt rcac rcaf rccc rcfc rcpo rcpt rctc rffc rftc roaf roap roar roat roca rocc roco rofc roff rofo roof roop roor root ropa ropo rora rorc roro rort rota rotc roto rotr rott rpca rpfc rpof rpta rrat rrfc rrrr rtca rtcc