-al -er -ol a-a a-c aaa aac aae aaf aal aao aar aav ac- aca acc ace acf acl aco acr acv aea aec aee aef ael aeo aer aev af- afa afc afe aff afl afo afr afv al- ala alc ale alf all alo alr alv aoa aoc aoe aof aol aoo aor aov ar- ara arc are arf arl aro arr arv av- ava avc ave avf avl avo avr c-- caa cac cae caf cal cao car cav cca ccc cce ccf ccl cco ccr ccv ce- cea cec cee cef cel ceo cer cev cfa cfc cfe cff cfl cfo cfr cfv cl- cla clc cle clf cll clo clr clv co- coa coc coe cof col coo cor cov cra crc cre crf crl cro crr crv cva cvc cve cvf cvl cvo cvr cvv eaa eac eae eaf eal eao ear eav ec- eca ecc ece ecf ecl eco ecr ecv eea eec eee eef eel eeo eer eev ef- efa efc efe eff efl efo efr ela elc ele elf ell elo elr elv eo- eoa eoc eoe eof eol eoo eor era erc ere erf erl ero err erv eva evc eve evf evl evo evr evv faa fac fae faf fal fao far fav fca fcc fce fcf fcl fco fcr fcv fea fec fee fef fel feo fer fev ffa ffc ffe fff ffl ffo ffr ffv fla flc fle flf fll flo flr foa foc foe fof fol foo for fra frc fre frf frl fro frr fva fvc la- laa lac lae laf lal lao lar lav lca lcc lce lcf lcl lco lcr lcv lea lec lee lef lel leo ler lev lfa lfc lfe lff lfl lfo lfr lla llc lle llf lll llo llr llv loa loc loe lof lol loo lor lov lra lrc lrf lro lrr lrv lva lvc lve lvf lvl lvr lvv oaa oac oae oaf oal oao oar oav oc- oca occ ocf ocl oco ocr ocv oea oec oee oef oel oeo oer of- ofa ofc ofe off ofl ofo ofr ofv ola olc ole olf oll olo oo- ooa ooc oof ool ooo oor oov or- ora orc ore orf orl oro orr orv ov- ova ovc ove ovf ovl ovo ovv ra- raa rac rae raf ral rao rar rav rca rcc rce rcf rcl rco rcr rcv re- rea rec ree ref rel reo rer rev rfa rfc rfe rff rfl rfo rfr rfv rla rlc rle rlf rll rlo rlr roa roc roe rof rol roo ror rov rra rrc rrf rrl rrr rva rvc rve rvf rvl rvo rvr rvv v-a v-e vaa vac vae val vao var vav vca vcc vce vcf vcl vco vcr vea vec vee vef vel veo ver vfa vfc vff vfl vfr vfv vl- vla vlc vle vlf vll vlo vlv voa voc voe vof vol voo vor vov vra vrc vre vrf vrr vva vvc vvo vvr vvv

-vac aaaa aaac aaae aaaf aaal aaar aaav aaca aacc aace aacf aacl aaco aacr aacv aaea aaec aaev aafa aafc aaff aafl aala aalc aale aall aalo aaoe aaoo aara aarc aare aaro aava acaa acac acae acar acca accc acce accf acco ace- acea acec acel acer acev acfc acfe acfl acla aclc acle aclr acoa acoe acol acor acr- acra acrc acre acro acrr acrv acvv aeac aeaf aecl aeer aela aelc aer- aera aerc aero aeva afaa afao afar afca afcc afee afel afer affa affc affo afla aflc afle afoa afoe afol afoo afor afr- afra afrc afre afro alaa alac alae alal alao alar alca alcc alce alco alea alec alee alef aleo aler alev alfa alfe all- alla alle alll allo allr aloa aloc aloe alof alol aloo alor alov alro alva alvo aoca aoce aola aole aora arac arae araf aral arar arc- arca arce arco area arec aree aref arel areo arev arfa arfc arff arla arle arlo aroa aroe aroo aror arr- arra arrc arre arro arrr arva arve arvo aval avao avar avcc avce avco avea avec avel aveo aver avor avra avre avro avva avvo caaa caac caaf caal cac- caca cacc cace caco cacr caec caer cafa cafc cafe caff cafl cala calc cale calf call calo caol caor cara carc care carf carl caro carr cava cave cavo ccaa ccac ccaf ccar ccca cccc cccf cccl cccv ccee ccel ccfa ccfc ccff ccfl ccla cclc cclv ccoc ccra ccrc ccre ccrf ccrl ccvo ceac ceal cear cec- ceca cece ceco ceec ceel cef- cefa cefc cel- cela celc cele celf cell celo ceol ceor cer- cera cerc cere cerf cerl cero ceva cevo cfaa cfac cfae cfao cfar cfav cfca cfcf cfcl cfco cffr cfoa cfor cfra cfre claf clar clav clea clec clee clef cleo cler cloe clof cloo clor clra clro clrv coal coca coce coco coel cofc cofe coff col- cola cole coll colo coof cool cor- cora corc core corf corl coro corr cova cove covo crac craf crar crca crcc crce crcr cre- crea crec cree creo crfc crfl crlf croc croe crol croo cror cvac cvar cvca cvcc cver cvfr cvra cvrr e-cl e-la eaaf eaca eacc eaec eala ealc eale eara eare earl earo eave ecaa ecac ecal ecao ecar ecca eccc ecce eccl ecco ecef ecfa ecfc ecfr ecla eco- ecol ecra ecrc ecrf ecrl ecrr ecrv eeca eeea eeee eefa eefe eefl eele eelv eeoc eera eerc eero eeva efca efco efeo effa efla efor elac elal elar elca elce elco elea elec elee elef eleo eler elev elfa elfc elfe ella elle ello elra elro elva elve elvo eola eole eolo eora eore eorl eraf eral erca ercc erce erec erel erer erev erfc erla erle erll eroc eroe erol eroo erra errc erre erro erve evac evae eval evar evea evel ever evla evoe evol evoo evra evre faaa faac faca facc face