-er a-a a-c aaa aac aae aaf aao aar aau aav ac- aca acc ace acf aco acr acu acv aea aec aee aef aeo aer aeu aev af- afa afc afe aff afo afr afu afv aoa aoc aoe aof aoo aor aou aov ar- ara arc are arf aro arr aru arv au- aua auc aue auf auo aur auv av- ava avc ave avf avo avr avu c-- caa cac cae caf cao car cau cav cca ccc cce ccf cco ccr ccu ccv ce- cea cec cee cef ceo cer ceu cev cfa cfc cfe cff cfo cfr cfu cfv co- coa coc coe cof coo cor cou cov cra crc cre crf cro crr cru crv cua cuc cue cuf cuo cur cuu cuv cva cvc cve cvf cvo cvr cvu cvv eaa eac eae eaf eao ear eau eav ec- eca ecc ece ecf eco ecr ecu ecv eea eec eee eef eeo eer eev ef- efa efc efe eff efo efr eo- eoa eoc eoe eof eoo eor eou era erc ere erf ero err eru erv eu- eua euc eue euf eur euv eva evc eve evf evo evr evv faa fac fae faf fao far fau fav fca fcc fce fcf fco fcr fcu fcv fea fec fee fef feo fer feu fev ffa ffc ffe fff ffo ffr ffu ffv foa foc foe fof foo for fou fra frc fre frf fro frr fru fua fue fuf fuo fur fuu fuv fva fvc oaa oac oae oaf oao oar oau oav oc- oca occ ocf oco ocr ocu ocv oea oec oee oef oeo oer of- ofa ofc ofe off ofo ofr ofu ofv oo- ooa ooc oof ooo oor oov or- ora orc ore orf oro orr oru orv ou- oua ouc oue ouf ouo our ov- ova ovc ove ovf ovo ovv ra- raa rac rae raf rao rar rau rav rca rcc rce rcf rco rcr rcu rcv re- rea rec ree ref reo rer reu rev rfa rfc rfe rff rfo rfr rfu rfv roa roc roe rof roo ror rou rov rra rrc rrf rrr rru rua ruc rue ruf ruo rur ruu ruv rva rvc rve rvf rvo rvr rvu rvv ua- uaa uac uae uaf uao uar uau uav uca ucc uce ucf uco ucr ucu ucv uea uec uee uef uer ufa ufc ufe uff ufo ufr ufu ufv uoa uoc uoe uoo uor ur- ura urc ure urf uro urr uru uua uuc uue uur uuu uva uvc uve uvf uvo uvu uvv v-a v-e vaa vac vae vao var vau vav vca vcc vce vcf vco vcr vcu vea vec vee vef veo ver veu vfa vfc vff vfr vfu vfv voa voc voe vof voo vor vou vov vra vrc vre vrf vrr vru vue vur vuv vva vvc vvo vvr vvv

-vac a-fu aaaa aaac aaae aaaf aaar aaav aaca aacc aace aacf aaco aacr aacu aacv aaea aaec aaev aafa aafc aaff aaoe aaoo aara aarc aare aaro aaru aava acaa acac acae acar acca accc acce accf acco accu ace- acea acec acer acev acfc acfe acoa acoe acor acou acr- acra acrc acre acro acrr acrv acu- acue acuf acuo acur acvv aeac aeaf aeer aer- aera aerc aero aeva afaa afao afar afca afcc afcu afee afer affa affc affo afoa afoe afoo afor afr- afra afrc afre afro afru afua afue aoca aoce aoeu aora aouf arac arae araf arar arau arc- arca arce arco area arec aree aref areo areu arev arfa arfc arff arfu aroa aroe aroo aror arr- arra arrc arre arro arrr arru arua arue arva arve arvo auaa auca auce auer aufc aufe aur- aura aure auro auve avao avar avcc avce avco avea avec aveo aver aveu avor avou avra avre avro avur avva avvo caaa caac caaf cac- caca cacc cace caco cacr caec caer caeu cafa cafc cafe caff cafu caor cara carc care carf caro carr cauc cauf cauo cava cave cavo cavu ccaa ccac ccaf ccar ccca cccc cccf cccu cccv ccee ccfa ccfc ccff ccoc ccra ccrc ccre ccrf ccuc ccvo ceac cear cec- ceca cece ceco ceec cef- cefa cefc ceor ceou cer- cera cerc cere cerf cero ceva cevo cfaa cfac cfae cfao cfar cfav cfca cfcf cfco cffr cfoa cfor cfra cfre coca coce coco cocu cofc cofe coff coof cor- cora corc core corf coro corr coua coue cour cova cove covo crac craf crar crau crca crcc crce crcr cre- crea crec cree creo creu crfc croc croe croo cror crue cuau cuca cucc cuce cuer cufa cufc cuff cufo cura cure curf curo curr cuve cvac cvar cvca cvcc cver cvfr cvra cvrr eaaf eaca eacc eaec eara eare earo eave ecaa ecac ecao ecar ecca eccc ecce ecco ecef ecfa ecfc ecfr eco- ecou ecra ecrc ecrf ecrr ecru ecrv ecua eeca eeea eeee eefa eefe eeoc eera eerc eero eeva efca efco efeo effa efor efua eora eore eraf erau erca ercc erce erec erer erev erfc eroc eroe eroo erra errc erre erro erua eruc erur eruv erve euer eufc eur- eura eurc eure euro evac evae evar evea ever evoe evoo evra evre faaa faac faca facc face fafa fafc fafe faff fafo fara farc fare faro farr faru faue faur fava favc fave fcar fcca fccf fcra feaf fear fece feer fefc fefe feff fefo feof fera ferc fere fero ferr feru ferv feve fevr ffar ffcc ffee ffff ffrr foaf foar foca foce foco foer fofo foof for- fora fore foro forr foua four fove fr-v frac frae frau frcc frea free freo frfc froe frou frue fuar fuc- fuca fufc fuff fufu fuor fur- fura fure furo furr o-eo oaau oaer oafc oafo oara oare ocac occa occc oce ocee ocef ocfa ocra ocre ocro ocrr ocur oec- oeca oecc oeec oera oere oeuf ofcr ofer off- offa offc