aaaa aaac aaaf aaap aaar aaas aaca aacc aacf aacp aacr aacs aact aafa aafc aaff aapa aapc aaps aapt aara aarc aarp aars aart aasa aasc aasf aass aast aata aatc aatf aatt ac-t acaa acac acap acar acas acat acca accc accf accp accs acct acfc acfs acft acpa acpr acps acpt acr- acra acrc acrr acrs acsa acsc acss acst acta actc actf acts actt afaa afap afar afat afca afcc afcs affa affc affs afft afpa afpc afr- afra afrc afrs afsa afsc afsp afst afta aftc aftp afts apac apap apar apas apat apca apcc apcr apcs apfa apfc apft appa appc appr apps appt apra aprc aprs aprt apsa apss apta aptc apts aptt arac araf arap arar aras arat arc- arca arcs arct arfa arfc arff arfs arft arpa arps arr- arra arrc arrr arrs arrt ars- arsa arsc arst arta artc artr arts asaa asac asaf asap asar asas asat asc- asca ascc ascp ascr asct asfa aspa aspc aspr asps aspt asra asrc asrs assa assc assp assr asss asst asta astc astp astr asts at-t ataa atac atap atar atas atat atca atcc atcf atcr atcs atfc atfs atpr atra atrc atrp atsc atst atta attp attr atts caaa caac caaf caap caas caat cac- caca cacc cacr cafa cafc caff cafs capa capc capp caps capt cara carc carf carp carr cars cart casa casc casp casr cass cast cat- cata catc catf cats catt ccaa ccac ccaf ccap ccar ccas ccat ccca cccc cccf cccp cccs ccfa ccfc ccff ccpa ccpp ccpr ccps ccra ccrc ccrf ccrp ccrs ccrt ccsa ccsf ccsp ccss ccst cctc cctt cfaa cfac cfar cfca cfcf cfcs cffr cfpa cfpr cfps cfra cfrp cfrt cfsa cfta cftc cftr cpaa cpac cpaf cpap cpas cpca cpcs cpff cpft cppa cpps cprs cprt cpsa cpsc cpsr cptp cptr cpts crac craf crap crar cras crat crca crcc crcr crfc crfs crpc crps crrt crsa crsp crss crst crtc crtf crtp crts csaa csac csar csas csat cscc cscf cscr cscs csfc csfr cspa cspc csps cspt csra csrc csrs cssa cssr csta cstc cstr csts ctca ctcf ctcp ctfc ctfs ctpp ctps ctrc ctrp ctrs ctsa ctsc ctss ctta ctts faaa faac faap faas faca facc facp facs fact fafa fafc faff fapa fapp faps fara farc farp farr fars fart fasa fasc fass fast fata fatc fatf fats fatt fcap fcar fcas fcat fcca fccf fccp fcpa fcps fcra fcsc fcst ffar ffcc ffff ffps ffrr ffsa ffss fftf fp-c fpaa fpas fpcc fpct fpra fprf frac frap fras frat frcc frcp frfc frps frsc frst frta fsas fscc fspc fspf fsra fssa fssc fssf fssp fsta ft-c ftfc ftps ftrs ftsa ftsr paap paar paas paat paca pacs pact pafa pafc paff papa papp papr paps par- para parc parf parp parr pars part pasa pasc pasp pass past pata patr pats patt pcaa pcaf pcap pcas pcca pccc pccs pcfc pcpp pcps pcra pcrc pcrf pcsa pcts pfaa pfas pfcs pfff pffr pfft pfps pfra ppac ppap ppar ppcc ppcs ppfa pppa pppp ppps pprc pprf ppsf ppss ppta ppts pptt prar pras prat prca prcc prcf prcp prcs prfc prfs prps prrs prsa prsc prss prtc prtp prtr psac psap psas psat psca psfs pspp pspr psps psrp pssa pssc psst psts ptaf ptas ptca ptcc ptrf ptsa pttc raaf raas raat rac- raca racc racs ract rafa rafc raff raft rapa rapc rapp raps rapt rara rarf rars rasa rasc rasp rass rast rata ratf ratp rats ratt rcac rcaf rcas rccc rccs rcfc rcps rcpt rcsa rcsc rcss rctc rcts rffc rftc rpca rpcs rpfc rpps rpta rpts rras rrat rrfc rrrr rrsp rsaa rsaf rscc rscs rsfc rsps rssa rstp rsts rtas rtca rtcc rtfc rtpa rtps rtss rttp rtts sa-c saac saaf saap saar saas saat saca sacc sacr sacs sact safa safc saff safr saft sapa sapp saps sara sarc sarf sarp sarr sars sart sasa sasc sasf sass sast sata satc satr sats satt scaa scac scaf scap scar scas scat sccc sccp sccs scct scfa scfc scpa scps scpt scr- scra scrc scrs scsa scsc scsr scst sctc sctr scts sfar sfas sfca sfcc sfcs sffc sfpa sfpc sfra sfrc sfss sftp sfts sp-a spac spap spar spas spat spca spcc spcs spfc spfs sppf spps sprs spsa spsp spss spst spta sptc sptr spts sraf sras srcc srct srfc srpc srps srpt srsp srta srtp srtr ssaa ssac ssap ssas ssat ssca sscc sscp sscs ssfc ssfp sspa sspc sspf ssps sspt ssra ssrc ssrs sssa sssc sssf ssss ssta sstc sstp ssts stac stap star stas stat stca stcc stcp stcs stfc stpf stpp stps stra strc strs stsf stss sttc sttr taa- taaf taar taas taat taca tacc tacs tact tafa tafc taff taft tapa tapp tapr taps tapt tara tarc tarf tarp tarr tars tart tasa tasc tasp tasr tass tast tata tatr tats tatt tcap tcca tccc tcfc tcpa tctc tcts tfca tfpt tfrs tfss tftc tftp tpac tpap tpcp tpcs tppa tppp tppr tprs tpsa tpsc tptp tptr traa trac traf trap tras trat trca trcc trfc trfr trpa trpc trpp trps trra trst trtc trtr tsaa tsar tsat tsca tscc tscp tsfc tsps tspt tssa tssf tssr tsst tstc tsts ttcp ttfa ttfc ttff ttss tttt