-er a-a a-c a-t aaa aac aae aao aar aat aau aav ac- aca acc ace aco acr act acu acv aea aec aee aeo aer aet aeu aev aoa aoc aoe aoo aor aot aou aov ar- ara arc are aro arr art aru arv at- ata atc ate ato atr att atu atv au- aua auc aue auo aur aut auv av- ava avc ave avo avr avt avu c-- caa cac cae cao car cat cau cav cca ccc cce cco ccr cct ccu ccv ce- cea cec cee ceo cer cet ceu cev co- coa coc coe coo cor cot cou cov cra crc cre cro crr crt cru crv cta ctc cte cto ctr ctt ctu ctv cua cuc cue cuo cur cut cuu cuv cva cvc cve cvo cvr cvt cvu cvv eaa eac eae eao ear eat eau eav ec- eca ecc ece eco ecr ect ecu ecv eea eec eee eeo eer eet eev eo- eoa eoc eoe eoo eor eot eou era erc ere ero err ert eru erv eta etc ete eto etr ett etu etv eu- eua euc eue eur eut euv eva evc eve evo evr evt evv oaa oac oae oao oar oat oau oav oc- oca occ oco ocr oct ocu ocv oea oec oee oeo oer oet oo- ooa ooc ooo oor oot oov or- ora orc ore oro orr ort oru orv ot- ota otc ote oto otr ott otu otv ou- oua ouc oue ouo our out ov- ova ovc ove ovo ovv ra- raa rac rae rao rar rat rau rav rca rcc rce rco rcr rct rcu rcv re- rea rec ree reo rer ret reu rev roa roc roe roo ror rot rou rov rra rrc rrr rrt rru rta rtc rte rto rtr rtt rtu rtv rua ruc rue ruo rur rut ruu ruv rva rvc rve rvo rvr rvt rvu rvv taa tac tae tao tar tat tau tav tca tcc tce tco tcr tct tcu tcv te- tea tec tee teo ter tet teu tev to- toa toc toe too tor tot tou tov tra trc tre tro trr trt tru trv tta ttc tte tto ttr ttt ttu ttv tua tuc tue tuo tur tut tuu tuv tva tvc tve tvo tvr tvt tvu ua- uaa uac uae uao uar uat uau uav uca ucc uce uco ucr uct ucu ucv uea uec uee uer uet uoa uoc uoe uoo uor uot ur- ura urc ure uro urr urt uru uta utc ute uto utr utt utu utv uua uuc uue uur uut uuu uva uvc uve uvo uvu uvv v-a v-e vaa vac vae vao var vat vau vav vca vcc vce vco vcr vct vcu vea vec vee veo ver vet veu voa voc voe voo vor vot vou vov vra vrc vre vrr vrt vru vta vtc vte vto vtr vtt vtu vtv vue vur vut vuv vva vvc vvo vvr vvt vvv

-vac aaaa aaac aaae aaar aaav aaca aacc aace aaco aacr aact aacu aacv aaea aaec aaev aaoe aaoo aara aarc aare aaro aart aaru aata aatc aatt aava ac-t acaa acac acae acar acat acca accc acce acco acct accu ace- acea acec acer acet acev acoa acoe acor acot acou acr- acra acrc acre acro acrr acrv acta actc acte acto actt actu actv acu- acue acuo acur acut acvv aeac aect aeer aer- aera aerc aero aeta aetc aeto aetr aett aeva aoca aoce aoeu aora aort aotc aout arac arae arar arat arau arc- arca arce arco arct area arec aree areo aret areu arev aroa aroe aroo aror arr- arra arrc arre arro arrr arrt arru arta artc arte arto artr artv arua arue arut arva arve arvo at-t ataa atac atae atar atat atca atcc atco atcr atea atec atee ateo ater atoc atoe ator atot atra atrc atre atro atru atta atte atto attr attu atua atuc atur auaa auca auce auct auer aur- aura aure auro aut- aute auto auve avao avar avat avcc avce avco avea avec aveo aver aveu avor avot avou avra avre avro avur avva avvo caaa caac caat cac- caca cacc cace caco cacr caec caer caeu caor cara carc care caro carr cart cat- cata catc cate cato catt catu catv cauc cauo caut cava cave cavo cavu ccaa ccac ccar ccat ccca cccc cccu cccv ccee ccoc ccra ccrc ccre ccrt cctc cctt cctv ccuc ccut ccvo ceac cear ceat cec- ceca cece ceco cect ceec ceor ceou cer- cera cerc cere cero cert cet- ceta cete ceto cetv ceva cevo coat coca coce coco coct cocu coot cor- cora corc core coro corr cort cota cotc cote coto cott cotu coua coue cour cout cova cove covo crac crar crat crau crca crcc crce crcr cre- crea crec cree creo cret creu croc croe croo cror crot crrt crtc crtv crue crut ctae ctca ctec ctor ctot ctrc ctta ctvo ctvt cuau cuca cucc cuce cuer cura cure curo curr curt cut- cuta cutc cute cuto cutt cutv cuve cvac cvar cvca cvcc cver cvet cvra cvrr cvte eaca eacc eaec eara eare earo eart eata eate eave ecaa ecac ecao ecar ecat ecca eccc ecce ecco ecct eco- ecot ecou ecra ecrc ecrr ecru ecrv ect- ecta ectc ecto ectv ecua eeca eeea eeee eeoc eera eerc eero eeta eetc eete eetu eeva eora eore eota eotc eoto erat erau erca ercc erce erec erer eret erev eroc eroe eroo erra errc erre erro erta ertu erua eruc erur eruv erve etat etcc etco etec etee eter etoe etra etre etro etta ette etto ettu etua etvo euer eur- eura eurc eure euro eurt evac evae evar evat evea ever evet evoe evoo evra evre o-eo oaau oaer oara oare oate ocac ocat occa occc occt oce ocee ocet ocra ocre ocro ocrr oct- octa octe octo ocur oec- oeca oecc oeec oera