a-do a-ii aaaa aaab aaac aaad aaai aaar aaba aabb aabc aabd aabi aaca aacb aacc aacd aaci aaco aacr aada aadc aadi aaib aaic aaii aaoo aara aarc aard aari aaro abaa abab abac abad abag abai abar abb- abba abbb abbi abbo abbr abca abcb abcc abcd abci abcr abda abdi abdo abgd abia abib abic abid abig abir aboa abob abod aboo abor abra abrc abri abro acaa acab acac acad acag acai acar acba acca accc accd acci acco acda acdb acdc acdi acga acgi acgr aci- acia acic acid acir acoa acod acog acor acr- acra acrc acri acro acrr adaa adab adac adad adag adai adao adar adba adbc adbi adcc adci adda addc addd addi addo addr adia adib adic adig adio adir adob adoc adod adog adoo ador adra adro ag-o agac agad agag agai agao agar agba agbo agca agcc agco agda agga aggi agia agib agic agid agig agii agio agir agob agod agog agoo agra agri agro aiai aiba aibo aica aicc aicd aicr aida aidb aidc aidi aidr aiga aigo aiia aiib aiic aiid aiir aioc aioi aira aird airi airo aoba aoca aora aorb arab arac arad arag arai arar arba arbi arc- arca arci arco arda ardc ardi ardo arga argb argi argo aria arib arid arig arii ario aroa arob arod aroi aroo aror arr- arra arrc arrg arri arro arrr ba-i baaa baad baar baba babb babi babo babr bac- baca bacc baci baco bada badb badd badi bado badr baga bagg bagi bago baia baib baic baid baig baio bair bar- bara barb barc bard barg bari baro barr bbad bbbb bbci bbdd bbdo bbga bbrc bbrg bcaa bcar bcbc bcbg bcca bccc bcci bcda bcia bcor bcra bd-r bdbc bddc bdii bdog bgca bgia biad biao biar biba bibb bibi bibo bica bicc bicg bici bico bida bidi bido bidr biga bigb bigc bigd bigg bigo bio- bioc biog bioi bira birb bird birg biri biro birr boab boac boad boag boai boar boba bobb bobi bobo boca boco boda bodb bodi bodo boga bogd bogg bogi bogo boi- boid boii boob booc bood boog boor bor- bora bord borg bori boro borr brab brac brad brag brai brao brca brcb brda brdo bria bric brid brig brio broa brob broc brod brog broo bror brrr c-bo c-cd caaa caab caac caba cabg cabi cabo cac- caca cacc caci caco cacr cada cadc cadd cadi cado cadr caga cagg cagi cago cagr caia caib caic caid caio cair caod caoi caor cara carb carc card cari caro carr cbac cbar cbbc cbca cbcc cbcr cbdb cbdc cbdi cbdo cbga cbgb cbia cbid cbir cbrd ccaa ccab ccac ccad ccag ccai ccar ccba ccbc ccca cccb cccc ccci ccdc ccdi ccdr ccga ccgc ccic ccid ccii ccir ccob ccoc ccod ccra ccrc ccrg ccri cd-r cdaa cdac cdad cdai cdba cdda cddb cddr cdic cdii cdio cgac cgcc cgcg cgro ciaa ciao ciar ciba cibc cibi cibo cica cicc cici cico cicr cida cidc cidg cidi cidr ciga cigi ciia ciid ciii ciob cior cira cirb circ ciri ciro cirr coad coag coai coba cobb cobi cobo coca coco coda codd codi cogi cogo coia coir coob cood cor- cora corb corc cord corg cori coro corr crab crac crag crai crar crbc crca crcc crcr crda crdc cria crib cric crig crob croc crod croo cror d-bo daab daad daag daar daba dabb dabo daca daci dada dadi dado daga dagg dagi dago dagr daia daid daig daio dair dara darb darc dard darg dari daro darr dbag dbar dbcc dcbc dcca dccb dccc dcci dcdb dcgo dcia dcii dcio dcra dddd ddoc ddrc dgac dgca dgia dia- diab diac diad diag diao diar diba dibb dibo dica dici dico dida didi dido diga digg digi digo diii dioc dior dira dird dirr doab doar doba dobb dobi doca doci doco dod- doda dodd dodg dodi dodo dog- doga dogg dogi dogo doid doig doob dood door dora dorc dord dori doro dorr draa drab drac drad drag drar drba drbc drca drda drib dric drob drod drog drra gaar gaba gabb gabi gabo gabr gada gadd gadi gado gaga gagg gagi gago gaia gaid gaig gair gara garb gard garg gari garo garr gbag gbbo gc-c gcaa gcbc gccc gcda gcic gcii gcoa gcrg gdca gdci gddb gdor gdrc gggg giaa giac giad giai giba gibb gica gicr gida gidc gidd gidi gido giga gigg gigi gigo giog gioi gira gird girg giri giro girr goad goai goar goba gobi gobo goca gocr goda godi godo goga gogi gogo good goog gooi goor gora gorb gord gorg gori goro gorr grab grac grad grai grbr grcc grdc gria grib gric grid grig grob groc grod grog groi groo gror grrr i-go iaaa iaac iaai iaba iaca iacc iacr iadb iadc iago iaia iara iarc ibac ibad ibar ibca ibdo ibga ibia ibid ibra ibrc ibrd ibri ibro icaa icab icac icad icag icai icao icar icbc icbd icca iccb iccc icci icco iccr icdc icdd icga icgc icoc icod icor icra icrc icrr idad idar idca idcr idda iddo idgo idia idic idid idig idio idir idoc idog idra idrc idro igac igad igar igba igbc igbo igcc igga igia igoo igor igra igri iiac iica iicd iida iiii iiio iioi iioo iira iirc ioba iobi iocg ioci iod- ioda iodd iodo ioii ioio iooi iooo iora iorg iori irac irad irai irao irar irca ircc ircd ircg irda irdc irdo iri- iria iric irid irig irio irob iroc irod irra irrc irri oaic oara obad obai obba obbo obia obid oboi obor obra obri obro ocab ocac ocad ocbc occa occc occi ocga ocra ocro ocrr odac odai odbo odci odda oddd oddi odia odic odio odir odoo odor odra ogai ogar ogb ogba ogdc oggi ogoa ogod ogog ogoi ogra ogri ogro oiba oici oido oigo oiii oira ooaa