-er a-a a-c aaa aac aad aae aap aar aas aax ac- aca acc acd ace acp acr acs acx ad- ada adc add ade adp adr ads adx aea aec aed aee aep aer aes aex ap- apa apc apd ape app apr aps apx ar- ara arc ard are arp arr ars arx as- asa asc asd ase asp asr ass asx ax- axa axe axp axr axs axx c-- caa cac cad cae cap car cas cax cca ccc ccd cce ccp ccr ccs ccx cda cdc cdd cde cdp cdr cds cdx ce- cea cec ced cee cep cer ces cex cpa cpc cpd cpe cpp cpr cps cpx cra crc crd cre crp crr crs crx csa csc csd cse csp csr css csx cxc cxp cxr cxs cxx daa dac dad dae dap dar das dax dca dcc dcd dce dcp dcr dcs dcx dda ddc ddd dde ddp ddr dds ddx de- dea dec ded dee dep der des dex dpa dpc dpd dpe dpp dpr dps dra drc drd dre drp drr drs drx dsa dsc dsd dse dsp dsr dss dsx dxc dxd dxp dxr dxs dxx eaa eac ead eae eap ear eas eax ec- eca ecc ecd ece ecr ecs ecx ed- eda edc edd ede edp edr eds edx eea eec eed eee eep eer ees eex ep- epa epc epd epe epp epr eps epx era erc erd ere erp err ers es- esa esc esd ese esp esr ess esx ex- exa exc exd exe exp exr exs exx p-p paa pac pad pae pap par pas pax pca pcc pcd pce pcp pcr pcs pcx pda pdc pdd pde pdp pdr pds pdx pea pec ped pee pep per pes pex ppa ppc ppd ppe ppp ppr pps ppx pra prc prd pre prp prr prs prx ps- psa psc psd pse psp psr pss psx pxc pxe pxr pxs ra- raa rac rad rae rap rar ras rax rca rcc rcd rce rcp rcr rcs rcx rda rdc rdd rde rdp rdr rds rdx re- rea rec red ree rep rer res rex rpa rpc rpd rpe rpp rpr rps rpx rra rrc rrd rrp rrr rrs rsa rsc rsd rse rsp rsr rss rsx rxp rxr rxs saa sac sad sae sap sar sas sax sca scc scd sce scp scr scs scx sda sdc sdd sde sdp sdr sds se- sea sec sed see sep ser ses sex spa spc spd spe spp spr sps spx sr- sra src srd sre srp srr srs srx ss- ssa ssc ssd sse ssp ssr sss ssx sxc sxs xaa xac xad xap xar xas xcd xcp xcr xcx xda xdc xde xdr xds xed xee xep xer xes xex xpa xpc xpd xpe xpp xps xrc xrd xrx xsa xsc xsp xss xxp xxx

-ase aaaa aaac aaad aaae aaap aaar aaas aaca aacc aacd aace aacp aacr aacs aada aadc aade aads aaea aaec aaep aaes aapa aapc aaps aara aarc aard aare aarp aars aasa aasc aasd aase aass acaa acac acad acae acap acar acas acca accc accd acce accp accs acda acdc acde acdp acds ace- acea acec aced acer aces acpa acpd acpe acpr acps acr- acra acrc acre acrr acrs acsa acsc acsd acse acss adaa adac adad adae adap adar adas adcc adcs adda addc addd adde addr adds adea adee ader ades adp- adps adra adre adrs adsa adsr adss aeac aeap aeas aede aeer aer- aera aerc aerd aers aesc aesd aess apac apap apar apas apax apca apcc apcd apcr apcs apda apdd apds apea apec aped apep aper apes apex appa appc appd appr apps appx apra aprc apre aprs apsa apse apss apxs arac arad arae arap arar aras arax arc- arca arce arcs arda ardc arde ards area arec ared aree arep ares arex arpa arpe arps arr- arra arrc arre arrr arrs ars- arsa arsc arsd arse asaa asac asad asae asap asar asas asc- asca ascc asce ascp ascr ascx asda asde asds asea asec asee asep aser ases aspa aspc aspd aspe aspr asps asra asrc asrs assa assc assd asse assp assr asss axar axce axed axer axes axps axse c-cd caaa caac caap caas cac- caca cacc cace cacr cada cadc cadd cade cadr cads caec caer caes caex capa capc capd cape capp caps capx cara carc card care carp carr cars carx casa casc casd case casp casr cass caxa ccaa ccac ccad ccap ccar ccas ccca cccc cccp cccs ccdc ccdp ccdr ccds cced ccee ccpa ccpe ccpp ccpr ccps ccra ccrc ccre ccrp ccrs ccsa ccsd ccsp ccss cd-e cd-r cdaa cdac cdad cdax cdcs cdda cddr cdec cder cdes cdex cdps cdre cdrs cdss ceac cead cear ceas cec- ceca cece cecp cecs ceda cedd cede ceec cees cepa cepc cepe cepp cepr ceps cer- cera cerc cerd cere cerp cers cesa cesc cese cesp cesr cess cexe cpaa cpac cpad cpap cpas cpca cpce cpcs cpea cpep cper cppa cppd cpps cpre cprs cpsa cpsc cpsr cpsx crac crap crar cras crax crca crcc crce crcr crda crdc cre- crea crec cred cree crep cres crex crpc crps crsa crsp crss csaa csac csar csas cscc cscd csce cscr cscs csda csdp csdr csea csec csee csep cser cspa cspc cspd cspe csps csra csrc csrd csrs cssa cssd csse cssr cxxx daad daae daap daar daas daca dace dacs dada dade dads daer dapa dape dapp daps dara darc dard dare darp darr dars dasa dasc dasd dase dass dcas dcca dccc dccp dccs dcds dcps dcra dcsc dcss dcxx dddd ddes ddps ddrc ddre ddss deac dead deae deap dear deas dec- deca decc decd dece decs deda dedd dede deed deep deer dees depa depc depe depp depr deps der- dera derc dere derp derr ders des- desa desc dese desp dess dex- dexa dexe dpaa dpac