-vac a-be a-ii a-iv aaaa aaab aaac aaae aaai aaar aaav aaba aabb aabc aabi aaca aacb aacc aace aaci aaco aacr aacv aaea aaec aaev aaib aaic aaii aaoe aaoo aara aarc aare aari aaro aava abaa abab abac abae abai abar abb- abba abbb abbe abbi abbo abbr abca abcb abcc abci abcr abec abee aber abia abib abic abie abir aboa abob aboo abor abov abra abrc abri abro abva acaa acab acac acae acai acar acba acca accc acce acci acco ace- acea acec acer acev aci- acia acic acie acir acoa acoe acor acr- acra acrc acre acri acro acrr acrv acvv aeac aebi aecb aeci aeer aeio aer- aera aerc aeri aero aeva aiai aiba aibo aica aicc aice aicr aiea aiee aiia aiib aiic aiir aioc aioi aira aire airi airo aiva aoba aoca aoce aora aorb arab arac arae arai arar arba arbe arbi arc- arca arce arci arco area arec aree arei areo arev aria arib arie arii ario aroa arob aroe aroi aroo aror arr- arra arrc arre arri arro arrr arva arve arvi arvo avab avao avar avcc avce avco avea avec aveo aver avia avic avie avio aviv avor avra avre avri avro avva avvo ba-i baaa baar baba babb babe babi babo babr bac- baca bacc bace baci baco baer baia baib baic baie baio bair bar- bara barb barc bare bari baro barr bava bave bavi bbbb bbci bbeb bbrc bcaa bcar bcbc bcca bccc bcci bcec bcer bcia bcie bcor bcra bcvo bear beav beba bebb bebe bebi bebo beca beci beeb beer beia beic beir beo- beor bera berc bere beri bero berr bevo biao biar biba bibb bibe bibi bibo bica bicc bice bici bico bieb bier bio- bioc bioi bira birb bire biri biro birr bive bivi boab boac boai boar boba bobb bobe bobi bobo boca boce boco boea boec boee boeo boer boi- boie boii boob booc booe boor bor- bora bore bori boro borr bova bove bovi bovo brab brac brae brai brao brav brca brcb brce brea breb brec bree brei breo brer brev bria bric brie brio broa brob broc broe broo bror brrr brvi c-bo caaa caab caac caba cabe cabi cabo cac- caca cacc cace caci caco cacr caec caei caer caia caib caic caio cair caoi caor cara carb carc care cari caro carr cava cave cavi cavo cbac cbar cbbc cbca cbcc cbce cbcr cbea cbec cbee cber cbia cbir cbre cbva cbvb cbve cbvr ccaa ccab ccac ccai ccar ccba ccbc ccca cccb cccc ccci cccv ccee ccic ccii ccir cciv ccob ccoc ccra ccrc ccre ccri ccvi ccvo ceac cear ceba cec- ceca cece ceci ceco ceeb ceec ceor cer- cera cerc cere ceri cero ceva cevo ciaa ciao ciar ciba cibc cibe cibi cibo cica cicc cici cico cicr ciee cier ciia ciii ciob cior cira cirb circ cire ciri ciro cirr civa civc cive civo coai coba cobb cobe cobi cobo coca coce coco coia coir coob cor- cora corb corc core cori coro corr cova cove covo crab crac crai crar crbc crca crcc crce crcr cre- crea creb crec cree crei creo cria crib cric crie crob croc croe croo cror cvac cvar cvca cvcc cver cvii cvra cvrr eaba eaca eacc eaec eara earb eare earo eave ebac ebba ebbc ebbo ebbr ebcc eber ebic eboe eboo ebor ebro ecaa ecac ecai ecao ecar ecbc ecbe ecca eccb eccc ecce ecci ecco ecib eco- ecra ecrc ecri ecrr ecrv eeca eeea eeee eeoc eera eerc eero eeva eiao eica eico eiec eiei eier eira eire eoir eora eore eori erba erbb erbe erca ercc erce ereb erec erei erer erev eria eric erie erio erob eroc eroe eroi eroo erra errc erre erro erve ervi evac evae evar evea ever evia evie evir evoe evoo evra evre i-be iaaa iaac iaai iaba iaca iacc iacr iaea iaec iaia iara iarc iare iava ibac ibar ibca ibea ibec ibia ibie ibra ibrc ibri ibro icaa icab icac icai icao icar icbc icca iccb iccc icci icco iccr icea icec icee icer icoc icor icra icrc icre icrr ieac iecc ieie ieio iera iere ieri ieva iiac iica iiie iiii iiio iioi iioo iira iirc ioba iobi ioci ioee ioii ioio iooi iooo iora iore iori irac irae irai irao irar irbe irca ircc iree irer iri- iria iric irie irio irob iroc irov irra irrc irre irri ivai ivao ivar ivbv ivea ivec iver ivic ivie ivor ivre o-eo oaer oaic oara oare obai obba obbo obea obec ober obia obie oboe oboi obor obra obre obri obro obvi ocab ocac ocbc occa occc occi oce ocee ocra ocre ocro ocrr oec- oeca oecc oeec oera oere oiav oiba oici oier oiii oira oire ooaa ooba oobe oobi oocr ooer ooia oooo oora oore orab orac orae orai orao orar orav orba orbb orbe orbi orbo orca orce orci orco ore- orea oreb orec oreo orer ori- oria oric orie orio oro- oroe oror orra orri orro orve orvr ovar ovee over ovi- ovie ovo- ovoo ovra ovre raab raba rabb rabe rabi rabo rac- raca racc race raci raco racv raec raer raia raic raie raii rair raob raoc rara rarb rare rari raro rava rave ravi rbbb rbbr rcac rcbc rcbo rccb rccc rcic rcvr rea- reac reae reao rear reba rebb rebe rebo reca recc rece reci recr reeb reev reia reii reir rera rere reri rero reva reve revi revo riaa riab riai rib- riba ribe ribo rica ricc rice rico rier riia rire riri riva rive rivo roab roar rob- roba robb robe robi robo roca rocc roce roco roea roer roev roia roio roir roob rooi roor rora rorc rore rori roro rova rove rovi rovo rrrr rv-c rvca rver vaar vaca vace vaco vaia vaie vaio vair vara vare vari varr vava vbcc vcbi vcci vear veba vecc veci veer