roo ror rra rrb rrc rrd rrf rrh rrl rrm rrr

a-do a-ha aaaa aaab aaac aaad aaaf aaah aaal aaam aaar aaba aabb aabc aabd aabh aabl aabm aaca aacb aacc aacd aacf aach aacl aacm aaco aacr aada aadc aafa aafb aafc aafd aaff aafl aaha aahl aala aalc aald aall aalo aama aamb aamc aamd aamo aamr aaoo aara aarc aard aarm aaro abaa abab abac abad abaf abal abam abar abb- abba abbb abbo abbr abca abcb abcc abcd abcf abch abcl abcr abda abdo abff abha abhm abho abhr abla ablo abma abmb abmc aboa abob abod abof aboh abol aboo abor abra abrc abro acaa acab acac acad acar acba acbl acca accc accd accf acch accm acco acda acdb acdc acdf acdm acfc acfd acfl acfm acha achh achl acho achr acla aclc aclr acma acmc acmf acmh acoa acod acoh acol acom acor acr- acra acrc acrm acro acrr adaa adab adac adad adah adal adam adao adar adba adbc adcc adda addc addd addl addo addr adfa adfc adfl adha adhd adho adma admb adml admr adob adoc adod adoo ador adra adro afaa afad afam afao afar afca afcb afcc afch afdb afdc afdl affa affc affo afla aflc afma afmc afoa afol afoo afor afr- afra afrc afrm afro ahab ahac ahad ahah ahal aham ahar ahdl ahfa ahha ahla ahlm ahmc ahoa ahod ahom ahor ahra ahrc ahrr alaa alac alad alal alam alao alar alb- alba albc albm albo alca alcc alco ald- alda aldl aldm aldo alfa alha all- alla allh alll allo allr alma almc almo aloa aloc alod alof aloh alol alom aloo alor alro amaa amac amad amah amal amam amar amb- amba ambo ambr amca amcc amco amda amdh amdo amfm amfr amhl amla amm- amma ammo amob amoc amod amof amol amoo amor amra amrc amrl amro aoah aoba aoca aodh aola aoma aora aorb arab arac arad araf arah aral aram arar arba arbh arc- arca arch arcm arco arda ardc ardf ardl ardm ardo arfa arfb arfc arff arh- arla arlo arma armc armd armh arml armm armo aroa arob arod arom aroo aror arr- arra arrc arrh arro arrr baaa baad baaf baah baal baam baar baba babb babm babo babr bac- baca bacc bach baco bada badb badd badh bado badr bafc baff bafo baha bahl baho bahr bala balc bald balf ball balm balo bama bamb bamc bamf baml bamm baoh baol bar- bara barb barc bard barf barh barm baro barr bbad bbbb bbch bbcm bbdd bbdo bbfc bblb bbrc bcaa bcam bcar bcbc bcca bccc bccl bccm bcda bcfc bcfm bchd bcma bcof bcor bcra bd-r bdbc bddc bddh bdrm bfca bffl bhao bhar bhca bhcc bhdl bhff bhor bhra blaa blab blac blad blah blam bldc bldr blfc blob bloc blod blom bloo blrc bmaa bmdb bmfc bmoc boab boac boad boal boar boba bobb bobo boca boch bocm boco boda bodb bodh bodo bofa bofd boff bofh boha bohd bohl bohm boho bohr bola bold boll bolm bolo boma bomb boob booc bood boof booh bool boom boor bor- bora bord borf borh borm boro borr brab brac brad braf brah bram brao brca brcb brda brdm brdo brfc brfm brmc broa brob broc brod broh brol brom broo bror brrm brrr c-bo c-cd caaa caab caac caaf caah caal caam caba cabf cabo cac- caca cacc cach cacm caco cacr cada cadc cadd cadm cado cadr cafa cafb cafc caff cafl caha cahl cala calc cald calf call calm calo cama camb camc camh caml camm camo caod caol caor cara carb carc card carf carl carm caro carr cbac cbal cbar cbbc cbca cbcc cbcl cbcm cbcr cbdb cbdc cbdo cbfb cbfc cbha cbhl cblb cblc cbol cbrd cbrh cbrl cbrm ccaa ccab ccac ccad ccaf ccam ccar ccba ccbc ccca cccb cccc cccf cccl cccm ccdc ccdf ccdh ccdm ccdr ccfa ccfc ccfd ccff ccfl ccha cchl cchr ccla cclc cclm ccma ccmb ccmc ccmd ccmm ccob ccoc ccod ccom ccra ccrc ccrf ccrl cd-r cdaa cdac cdad cdba cdbf cdda cddb cddl cddr cdfa cdma cdmf cdom cfaa cfab cfac cfam cfao cfar cfbc cfbr cfca cfcb cfcf cfcl cfcm cfco cfda cffb cffr cfma cfmb cfml cfmo cfoa cfom cfor cfra cfrb chaa chab chac chad chaf chah chal cham chao char chca chch chcm chfa chfc chfr chha chlc chlr chmb chmc chml chmo choc chod choh chol choo chor chra chrb chrc chrd chrf chro chrr clab clad claf clam clar clcd cldc cldr clmd clob clod clof clom cloo clor clra clrd clro cmaa cmac cmah cmba cmbc cmcc cmda cmdb cmdr cmfb cmha cmhc cmla cmll cmmb cmmc cmml cmoc cmra cmrr coad coal coba cobb cobh cobo coca coch coco coda codd codl cofc coff coha coho col- cola colb cold coll colm colo com- coma comb comc comd coml comm como comr coob cood coof cooh cool coom cor- cora corb corc cord corf corl corm coro corr crab crac craf cram crar crbc crca crcc crcr crda crdc crfc crfl crlf crmb crmo crob croc crod croh crol crom croo cror d-bo daab daad daal daam daar daba dabb dabo daca dada dado dafa dafc daff dafo daha dahl dahm dala dalf dall dalo dama damb damh daml damm damo dara darb darc dard darf darl daro darr dbar dbcc dbfc dbfo dcbc dcca dccb dccc dccl dcdb dcfc dcma dcml dcom dcra dddd ddlc ddoc ddrc dfaf dfcc dfco dffa dfma dfrf dhaa dhad dhal dham dhao dhar dhfc dhod dhol dhor dlab dlbd dlco dlha dmaa dmab dmac dmba dmbf dmcc dmch dmcm dmdc dmfa dmhc dmrb dmrc doab doal doar doba dobb dobl doca doch doco dod- doda dodd dodo doff doha dohc dohl dohm dohr dola dold dolf doll dolo doma domb domm domo doob dood doof dool doom door dora dorc dord dorf dorm doro