-er a-a a-c aaa aac aad aae aap aar aav ac- aca acc acd ace acp acr acv ad- ada adc add ade adp adr adv aea aec aed aee aep aer aev ap- apa apc apd ape app apr apv ar- ara arc ard are arp arr arv av- ava avc avd ave avp avr c-- caa cac cad cae cap car cav cca ccc ccd cce ccp ccr ccv cda cdc cdd cde cdp cdr cdv ce- cea cec ced cee cep cer cev cpa cpc cpd cpe cpp cpr cpv cra crc crd cre crp crr crv cva cvc cvd cve cvp cvr cvv daa dac dad dae dap dar dav dca dcc dcd dce dcp dcr dcv dda ddc ddd dde ddp ddr de- dea dec ded dee dep der dev dpa dpc dpd dpe dpp dpr dpv dra drc drd dre drp drr drv dva dvc dvd dve dvp dvr eaa eac ead eae eap ear eav ec- eca ecc ecd ece ecr ecv ed- eda edc edd ede edp edr eea eec eed eee eep eer eev ep- epa epc epd epe epp epr era erc erd ere erp err erv eva evc evd eve evp evr evv p-p paa pac pad pae pap par pav pca pcc pcd pce pcp pcr pcv pda pdc pdd pde pdp pdr pdv pea pec ped pee pep per pev ppa ppc ppd ppe ppp ppr ppv pra prc prd pre prp prr prv pva pvc pvd pve pvp pvr pvv ra- raa rac rad rae rap rar rav rca rcc rcd rce rcp rcr rcv rda rdc rdd rde rdp rdr rdv re- rea rec red ree rep rer rev rpa rpc rpd rpe rpp rpr rpv rra rrc rrd rrp rrr rva rvc rvd rve rvp rvr rvv v-a v-e vaa vac vad vae vap var vav vca vcc vcd vce vcp vcr vdc vdd vde vdp vdr vdv vea vec ved vee vep ver vpa vpc vpd vpe vpp vpr vra vrc vrd vre vrp vrr vva vvc vvr vvv

-vac aaaa aaac aaad aaae aaap aaar aaav aaca aacc aacd aace aacp aacr aacv aada aadc aade aaea aaec aaep aaev aapa aapc aara aarc aard aare aarp aava acaa acac acad acae acap acar acca accc accd acce accp acda acdc acde acdp ace- acea acec aced acer acev acpa acpd acpe acpr acr- acra acrc acre acrr acrv acvv adaa adac adad adae adap adar adcc adda addc addd adde addr adea adee ader adp- adra adre aeac aeap aede aeer aer- aera aerc aerd aeva apac apap apar apca apcc apcd apcr apda apdd apea apec aped apep aper apev appa appc appd appr apra aprc apre arac arad arae arap arar arc- arca arce arda ardc arde area arec ared aree arep arev arpa arpe arr- arra arrc arre arrr arva arve avar avcc avce avda avdp avea avec aver avra avre avva c-cd caaa caac caap cac- caca cacc cace cacr cada cadc cadd cade cadr caec caer capa capc capd cape capp cara carc card care carp carr cava cave ccaa ccac ccad ccap ccar ccca cccc cccp cccv ccdc ccdp ccdr cced ccee ccpa ccpe ccpp ccpr ccra ccrc ccre ccrp cd-e cd-r cdaa cdac cdad cdda cddr cdec cder cdre cdvd ceac cead cear cec- ceca cece cecp ceda cedd cede ceec cepa cepc cepe cepp cepr cer- cera cerc cerd cere cerp ceva cpaa cpac cpad cpap cpca cpce cpea cpep cper cppa cppd cpre cpvc crac crap crar crca crcc crce crcr crda crdc cre- crea crec cred cree crep crpc cvac cvar cvca cvcc cver cvra cvrd cvrr daad daae daap daar daca dace dada dade daer dapa dape dapp dara darc dard dare darp darr dava dave dcca dccc dccp dccv dcra dcvd dddd ddrc ddre deac dead deae deap dear dec- deca decc decd dece deda dedd dede deed deep deer deev depa depc depe depp depr der- dera derc dere derp derr derv deva deve dpaa dpac dpcp dper dppa dppc draa drac drad drap drar drca drda drea dred dree drev drra dvar dvda dvdr dvra dvrp eaca eacc eada eadd eadp eaec eapc eapp eara eard eare earp eave eavp ecaa ecac ecad ecar ecca eccc ecce ecdc eced ecpa ecpd ecpp ecra ecrc ecrr ecrv edac edad edar edca edda eddc edde eddp ede- edea eder edra edve eeca eede eeea eeee eera eerc eeva epaa epac epad epcc epec epee eper eppa eppc eppp epra eprp erad erap erca ercc erce ercp erda erde erec ered erer erev erpa erpe erra errc erre erve evac evae evap evar evea ever evra evre paap paar paca pacd pace pada padd pade paea paec paep paer papa pape papp papr par- para parc pard pare parp parr parv pava pave pcaa pcad pcae pcap pcca pccc pcce pcea pcep pcer pcpp pcra pcrc pcrd pcre pdac pdca pdcp pdea pdpa pdpr pdrc peac peap pear peca pece pecr ped- peda pede peec peed peep peer peev pepa pepd pepe per- pera perc perd pere perp perr perv ppac ppad ppap ppar ppcc ppcd pper pppa pppd pppp pprc prad prae prar prca prcc prcd prcp pre- prec pred pree prep prev prpd prrd pvda pvdc pvpa raad rac- raca racc race racv rada radc radd rade radr raec raed raep raer rapa rapc rapd rape rapp rara rare rava rave rcac rccc rcdc rcde rcep rcpd rcrd rcvr rdac rdap rder rdev rdpc rea- reac read reae reap rear reca recc recd rece recp recr reda redc redd rede redr reed reep reev repe repp repr rera rerd rere reva revd reve revp rpca rpdp rrad rred rrrr rv-c rvca rved rver vaad vaar vaca vace vada vade vapa vape vara vard vare varp varr vava vdcc vdcp vdec vder vdre vear vecc veda vedc vede veep veer vepe vepr ver- vera verd vere veve vrac vrap