-er a-a a-c a-t aaa aac aae aaf aap aar aas aat ac- aca acc ace acf acp acr acs act aea aec aee aef aep aer aes aet af- afa afc afe aff afp afr afs aft ap- apa apc ape apf app apr aps apt ar- ara arc are arf arp arr ars art as- asa asc ase asf asp asr ass ast at- ata atc ate atf atp atr ats att c-- caa cac cae caf cap car cas cat cca ccc cce ccf ccp ccr ccs cct ce- cea cec cee cef cep cer ces cet cfa cfc cfe cff cfp cfr cfs cft cpa cpc cpe cpf cpp cpr cps cpt cra crc cre crf crp crr crs crt csa csc cse csf csp csr css cst cta ctc cte ctf ctp ctr cts ctt eaa eac eae eaf eap ear eas eat ec- eca ecc ece ecf ecr ecs ect eea eec eee eef eep eer ees eet ef- efa efc efe eff efp efr efs eft ep- epa epc epe epf epp epr eps ept era erc ere erf erp err ers ert es- esa esc ese esf esp esr ess est eta etc ete etf etp etr ets ett faa fac fae faf fap far fas fat fca fcc fce fcf fcp fcr fcs fct fea fec fee fef fep fer fes fet ffa ffc ffe fff ffp ffr ffs fft fpa fpc fpe fpp fpr fps fpt fra frc fre frf frp frr frs frt fsa fsc fse fsf fsp fsr fss fst fta ftc fte ftf ftp ftr fts ftt p-p paa pac pae paf pap par pas pat pca pcc pce pcf pcp pcr pcs pct pea pec pee pef pep per pes pet pfa pfc pfe pff pfp pfr pfs pft ppa ppc ppe ppf ppp ppr pps ppt pra prc pre prf prp prr prs prt ps- psa psc pse psf psp psr pss pst pt- pta ptc pte ptf ptp ptr pts ptt ra- raa rac rae raf rap rar ras rat rca rcc rce rcf rcp rcr rcs rct re- rea rec ree ref rep rer res ret rfa rfc rfe rff rfp rfr rfs rft rpa rpc rpe rpf rpp rpr rps rpt rra rrc rrf rrp rrr rrs rrt rsa rsc rse rsf rsp rsr rss rst rta rtc rte rtf rtp rtr rts rtt saa sac sae saf sap sar sas sat sca scc sce scf scp scr scs sct se- sea sec see sef sep ser ses set sfa sfc sfe sff sfp sfr sfs sft spa spc spe spf spp spr sps spt sr- sra src sre srf srp srr srs srt ss- ssa ssc sse ssf ssp ssr sss sst sta stc ste stf stp str sts stt taa tac tae taf tap tar tas tat tca tcc tce tcf tcp tcr tcs tct te- tea tec tee tef tep ter tes tet tfa tfc tfe tff tfp tfr tfs tft tpa tpc tpe tpf tpp tpr tps tpt tra trc tre trf trp trr trs trt tsa tsc tse tsf tsp tsr tss tst tta ttc tte ttf ttp ttr tts ttt

-ase aaaa aaac aaae aaaf aaap aaar aaas aaca aacc aace aacf aacp aacr aacs aact aaea aaec aaep aaes aafa aafc aaff aapa aapc aaps aapt aara aarc aare aarp aars aart aasa aasc aase aasf aass aast aata aatc aatf aatt ac-t acaa acac acae acap acar acas acat acca accc acce accf accp accs acct ace- acea acec acer aces acet acfc acfe acfs acft acpa acpe acpr acps acpt acr- acra acrc acre acrr acrs acsa acsc acse acss acst acta actc acte actf acts actt aeac aeaf aeap aeas aect aeer aer- aera aerc aers aesc aess aest aeta aetc aetf aetr aett afaa afap afar afat afca afcc afcs afee afer afes afet affa affc affs afft afpa afpc afpe afr- afra afrc afre afrs afsa afsc afsp afst afta aftc afte aftp afts apac apap apar apas apat apca apcc apcr apcs apea apec apep aper apes apet apfa apfc apft appa appc appr apps appt apra aprc apre aprs aprt apsa apse apss apta aptc apte apts aptt arac arae araf arap arar aras arat arc- arca arce arcs arct area arec aree aref arep ares aret arfa arfc arff arfs arft arpa arpe arps arr- arra arrc arre arrr arrs arrt ars- arsa arsc arse arst arta artc arte artr arts asaa asac asae asaf asap asar asas asat asc- asca ascc asce ascp ascr asct asea asec asee asep aser ases aset asfa aspa aspc aspe aspr asps aspt asra asrc asrs assa assc asse assp assr asss asst asta astc aste astp astr asts at-t ataa atac atae atap atar atas atat atca atcc atcf atcr atcs atea atec atee atef atep ater ates atfc atfe atfs atpr atra atrc atre atrp atsc atse atst atta atte attp attr atts caaa caac caaf caap caas caat cac- caca cacc cace cacr caec caer caes cafa cafc cafe caff cafs capa capc cape capp caps capt cara carc care carf carp carr cars cart casa casc case casp casr cass cast cat- cata catc cate catf cats catt ccaa ccac ccaf ccap ccar ccas ccat ccca cccc cccf cccp cccs ccee ccfa ccfc ccff ccpa ccpe ccpp ccpr ccps ccra ccrc ccre ccrf ccrp ccrs ccrt ccsa ccsf ccsp ccss ccst cctc cctt ceac cear ceas ceat cec- ceca cece cecp cecs cect ceec cees cef- cefa cefc cepa cepc cepe cepp cepr ceps cept cer- cera cerc cere cerf cerp cers cert cesa cesc cese cesp cesr cess cest cet- ceta cete cetp cets cfaa cfac cfae cfar cfca cfcf cfcs cffr cfpa cfpr cfps cfra cfre cfrp cfrt cfsa cfse cfta cftc cfte cftr cpaa cpac cpaf cpap cpas cpca cpce cpcs cpea cpep cper cpff cpft cppa cpps cpre cprs cprt cpsa cpsc