crtp crts csaa csac csao csar csas csat cscc cscf csco cscr cscs csfc csfr csor csos csot cspa cspc csps cspt csra csrc csrs cssa cssr csta cstc csto cstr csts ctca ctcf ctcp ctfc ctfo ctfs ctor ctos ctot ctpo ctpp ctps ctrc ctrp ctrs ctsa ctsc ctss ctta ctts faaa faac faap faas faca facc facp facs fact fafa fafc faff fafo fapa fapp faps fara farc faro farp farr fars fart fasa fasc faso fass fast fata fatc fatf fato fats fatt fcap fcar fcas fcat fcca fccf fccp fcot fcpa fcps fcra fcsc fcst fcto ffar ffcc ffff ffps ffrr ffsa ffss fftf foaf foar foca foco focs fofo foof foos foot fopp fops for- fora foro forr fors fort fosa foso foss fost fota foto fotp fots fott fp-c fpaa fpas fpcc fpct fpra fprf frac frap fras frat frcc frcp frfc frop fros frot frps frsc frso frst frta fsas fscc fsfo fspc fspf fsra fssa fssc fssf fssp fsta ft-c ftfc ftop ftos ftps ftrs ftsa ftsr oafc oafo oafs oaps oara oars oasc oass oast oats ocac ocap ocas ocat occa occc occt ocfa ocfp ocos ocpa ocpp ocra ocro ocrr ocrs ocsa oct- octa octo octs ofas ofcr off- offa offc offo offr offs ofor ofra ofst ofta oftp ooaa oocr ooff oofs oooo ooos oops oora oort oosa oost ootp oots opap opar opca opo- opor opos oppa oppo opps opra opsa opto opts orac orao orar oras orat orca orco orcs orff orfs oro- orof oror oros orot orpc orps orra orro orrs orsa orso orta ortc orto orts osaf osap osar osas osat osca oscc osco osfa osoo osor osos osro ossa osso osta ostc ostr osts otac otap otar otas otfc otfp oto- otof otoo otor otos otpp otra otro otrs otsa otso otta otto otts paap paar paas paat paca paco pacs pact pafa pafc paff paoc paos papa papp papr paps par- para parc parf paro parp parr pars part pasa pasc paso pasp pass past pata pato patr pats patt pcaa pcaf pcap pcas pcca pccc pccs pcfc pcoa pcos pcpp pcps pcra pcrc pcrf pcsa pcso pcts pfaa pfas pfcs pfff pffr pfft pfps pfra poar poas poat poca poco pocs poff poof poop poor poos poot pop- popa popc popo popp pops popt pora porc poro porr pors port posa poso poss post pota potc potf poto pots pott ppac ppap ppar ppcc ppcs ppfa ppoa ppos pppa pppo pppp ppps pprc pprf ppsf ppss ppta ppts pptt prao prar pras prat prca prcc prcf prcp prcs prfc prfs pro- proa proc prof proo prop pros prot prps prrs prsa prsc prso prss prtc prtp prtr psac psap psas psat psca psco psfs psoa psoc psos pspp pspr psps psrp pssa pssc psso psst psts ptaf ptas ptca ptcc ptop ptrf ptsa pttc raaf raas raat rac- raca racc raco racs ract rafa rafc raff raft raoc raop raos rapa rapc rapp raps rapt rara rarf raro rars rasa rasc raso rasp rass rast rata ratf rato ratp rats ratt rcac rcaf rcas rccc rccs rcfc rcos rcpo rcps rcpt rcsa rcsc rcss rctc rcts rffc rftc roaf roap roar roas roat roca rocc roco rocs rofc roff rofo roof roop roor roos root ropa ropo rops rora rorc roro rort rosa rosc roso rosp ross rost rota rotc roto rotr rots rott rpca rpcs rpfc rpof rpos rpps rpta rpts rras rrat rrfc rrrr rrsp rsaa rsaf rscc rscs rsfc rsos rspo rsps rssa rstp rsts rtas rtca rtcc rtfc rtpa rtps rtss rttp rtts s-os sa-c saac saaf saap saar saas saat saca sacc saco sacr sacs sact safa safc saff safo safr saft saor saos sapa sapo sapp saps sara sarc sarf saro sarp sarr sars sart sasa sasc sasf saso sass sast sata satc sato satr sats satt scaa scac scaf scap scar scas scat sccc sccp sccs scct scfa scfc scoo scop scor scot scpa scpo scps scpt scr- scra scrc scrs scsa scsc scso scsr scst sctc scto sctr scts sfar sfas sfca sfcc sfco sfcs sffc sfor sfos sfpa sfpc sfra sfrc sfro sfss sftp sfts soap soar soas soat soca soco socr socs sofa sofo soft soof soop soor soos soot sopa sopo sopp sops sora soro sorr sors sort sosa soso soss sost sota sotc soto sotp sots sp-a spac spap spar spas spat spca spcc spco spcs spfc spfs spoc spoo spop spor spos spot sppf spps spro sprs spsa spso spsp spss spst spta sptc spto sptr spts sraf sras srcc srct srfc sros srpc srps srpt srsp srta srtp srtr ssaa ssac ssao ssap ssas ssat ssca sscc sscp sscs ssfc ssfp ssoc ssop ssot sspa sspc sspf sspo ssps sspt ssra ssrc ssrs sssa sssc sssf ssss ssta sstc sstp ssts stac stap star stas stat stca stcc stcp stcs stfc stoa stof stoo stop stor stos stot stpf stpp stps stra strc stro strs stsf stss sttc sttr taa- taaf taar taas taat taca tacc taco tacs tact tafa tafc taff tafo taft taoa taor taos tapa tapo tapp tapr taps tapt tara tarc tarf taro tarp tarr tars tart tasa tasc tasp tasr tass tast tata tato tatr tats tatt tcap tcca tccc tcfc tcos tcpa tcpo tctc tcts tfca tfot tfpt tfrs tfss tftc tftp toas toat toca toco tofa toff tofo toft tooa toof toor toos toot top- topa topf topo topp tops topt tora torc torf toro torp torr tors tort tosa tosc toso toss tost tota totc toto totr tots tott tpac tpap tpcp tpcs tppa tppp tppr tprs tpsa tpsc tptp tptr traa trac traf trao trap tras trat trca trcc trfc trfr troa troc troo trop tros trot trpa trpc trpp trps trra trst trtc trtr tsaa tsao tsar tsat tsca tscc tscp tsfc tsop tsos tspo tsps tspt tssa tssf tssr tsst tstc tsts ttcp ttfa ttfc ttff ttop