a-a a-t aaa aaf aao aap aar aas aat af- afa aff afo afp afr afs aft aoa aof aoo aop aor aos aot ap- apa apf apo app apr aps apt ar- ara arf aro arp arr ars art as- asa asf aso asp asr ass ast at- ata atf ato atp atr ats att faa faf fao fap far fas fat ffa fff ffo ffp ffr ffs fft foa fof foo fop for fos fot fpa fpo fpp fpr fps fpt fra frf fro frp frr frs frt fsa fsf fso fsp fsr fss fst fta ftf fto ftp ftr fts ftt oaa oaf oao oap oar oas oat of- ofa off ofo ofp ofr ofs oft oo- ooa oof ooo oop oor oos oot op- opa opf opo opp opr ops opt or- ora orf oro orp orr ors ort os- osa osf oso osp osr oss ost ot- ota otf oto otp otr ots ott p-p paa paf pao pap par pas pat pfa pff pfo pfp pfr pfs pft poa pof poo pop por pos pot ppa ppf ppo ppp ppr pps ppt pra prf pro prp prr prs prt ps- psa psf pso psp psr pss pst pt- pta ptf pto ptp ptr pts ptt ra- raa raf rao rap rar ras rat rfa rff rfo rfp rfr rfs rft roa rof roo rop ror ros rot rpa rpf rpo rpp rpr rps rpt rra rrf rrp rrr rrs rrt rsa rsf rso rsp rsr rss rst rta rtf rto rtp rtr rts rtt saa saf sao sap sar sas sat sfa sff sfo sfp sfr sfs sft soa sof soo sop sor sos sot spa spf spo spp spr sps spt sr- sra srf sro srp srr srs srt ss- ssa ssf sso ssp ssr sss sst sta stf sto stp str sts stt taa taf tao tap tar tas tat tfa tff tfo tfp tfr tfs tft to- toa tof too top tor tos tot tpa tpf tpo tpp tpr tps tpt tra trf tro trp trr trs trt tsa tsf tso tsp tsr tss tst tta ttf tto ttp ttr tts ttt

aaaa aaaf aaap aaar aaas aafa aaff aaoo aapa aapo aaps aapt aara aaro aarp aars aart aasa aasf aass aast aata aatf aatt afaa afao afap afar afat affa affo affs afft afoa afoo afor afpa afr- afra afro afrs afsa afsp afst afta aftp afts aopo aora aors aort aosp aoss aotf apao apap apar apas apat apfa apfo apft apo- apof apoo apop apor apos apot appa appr apps appt apra apro aprs aprt apsa apso apss apta apts aptt araf arap arar aras arat arfa arff arfs arft aroa aroo aror aros arpa arps arr- arra arro arrr arrs arrt ars- arsa arso arst arta arto artr arts asaa asaf asao asap asar asas asat asfa asof asop asor asos asot aspa aspo aspr asps aspt asra asro asrs assa asso assp assr asss asst asta asto astp astr asts at-t ataa atap atar atas atat atfs atof atop ator atos atot atpr atra atro atrp atst atta atto attp attr atts faaa faap faas fafa faff fafo fapa fapp faps fara faro farp farr fars fart fasa faso fass fast fata fatf fato fats fatt ffar ffff ffps ffrr ffsa ffss fftf foaf foar fofo foof foos foot fopp fops for- fora foro forr fors fort fosa foso foss fost fota foto fotp fots fott fpaa fpas fpra fprf frap fras frat frop fros frot frps frso frst frta fsas fsfo fspf fsra fssa fssf fssp fsta ftop ftos ftps ftrs ftsa ftsr oafo oafs oaps oara oars oass oast oats ofas off- offa offo offr offs ofor ofra ofst ofta oftp ooaa ooff oofs oooo ooos oops oora oort oosa oost ootp oots opap opar opo- opor opos oppa oppo opps opra opsa opto opts orao orar oras orat orff orfs oro- orof oror oros orot orps orra orro orrs orsa orso orta orto orts osaf osap osar osas osat osfa osoo osor osos osro ossa osso osta ostr osts otap otar otas otfp oto- otof otoo otor otos otpp otra otro otrs otsa otso otta otto otts paap paar paas paat pafa paff paos papa papp papr paps par- para parf paro parp parr pars part pasa paso pasp pass past pata pato patr pats patt pfaa pfas pfff pffr pfft pfps pfra poar poas poat poff poof poop poor poos poot pop- popa popo popp pops popt pora poro porr pors port posa poso poss post pota potf poto pots pott ppap ppar ppfa ppoa ppos pppa pppo pppp ppps pprf ppsf ppss ppta ppts pptt prao prar pras prat prfs pro- proa prof proo prop pros prot prps prrs prsa prso prss prtp prtr psap psas psat psfs psoa psos pspp pspr psps psrp pssa psso psst psts ptaf ptas ptop ptrf ptsa raaf raas raat rafa raff raft raop raos rapa rapp raps rapt rara rarf raro rars rasa raso rasp rass rast rata ratf rato ratp rats ratt roaf roap roar roas roat roff rofo roof roop roor roos root ropa ropo rops rora roro rort rosa roso rosp ross rost rota roto rotr rots rott rpof rpos rpps rpta rpts rras rrat rrrr rrsp rsaa rsaf rsos rspo rsps rssa rstp rsts rtas rtpa rtps rtss rttp rtts s-os saaf saap saar saas saat safa saff safo safr saft saor saos sapa sapo sapp saps sara sarf saro sarp sarr sars sart sasa sasf saso sass sast sata sato satr sats satt sfar sfas sfor sfos sfpa sfra sfro sfss sftp sfts soap soar soas soat sofa sofo soft soof soop soor soos soot sopa sopo sopp sops sora soro sorr sors sort sosa soso soss sost sota soto sotp sots sp-a spap spar spas spat spfs spoo spop spor spos spot sppf spps spro sprs spsa spso spsp spss spst spta spto sptr spts sraf sras