a-be a-ha aaaa aaab aaac aaae aaah aaal aaba aabb aabc aabh aabl aaca aacb aacc aace aach aacl aaco aaea aaec aage aagh aaha aahl aala aalc aale aall aalo aaoe aaoo abaa abab abac abae abag abal abb- abba abbb abbe abbo abca abcb abcc abch abcl abec abee abel abgl abha abho abla able ablo aboa abob aboh abol aboo acaa acab acac acae acag acba acbl acca accc acce acch acco ace- acea acec aceh acel acga acha ache achh achl acho acla aclc acle acoa acoe acog acoh acol aeac aecb aecl aega aela aelc ag-o agac agag agal agao agba agbo agca agcc agce agco agea agee agel agga agge agha aghe agla aglc agle agob agog agol agoo ahab ahac ahah ahal ahel ahha ahla ahle ahoa ahoe ahog alaa alac alae alag alal alao alb- alba albc albe albo alca alcc alce alco alea alec alee aleg aleh aleo alg- alga alge algo alha all- alla alle allh alll allo aloa aloc aloe alog aloh alol aloo aoah aoba aoca aoce aola aole baaa baah baal baba babb babe babo bac- baca bacc bace bach baco bael baga bage bagg bagh bago baha bahl baho bala balc bale ball balo baoh baol bbbb bbch bbeb bbga bblb bcaa bcbc bcbg bcca bccc bccl bcec bche beag beah beal beba bebb bebe bebo beca bech beeb beeg beel bega begg bego bela bele belg bell belo beo- bgca bhag bhao bhca bhcc bhel bhog blaa blab blac blae blag blah blea bleb blee bleg bleh bleo blob bloc blog bloo boab boac boag boal boba bobb bobe bobo boca boce boch boco boea boec boee boel boeo boga boge bogg bogh bogo boha bohl boho bola bole bolg boll bolo boob booc booe boog booh bool c-bo caaa caab caac caah caal caba cabe cabg cabo cac- caca cacc cace cach caco caec caga cage cagg cago caha cahe cahl cala calc cale call calo caol cbac cbal cbbc cbca cbcc cbce cbcl cbea cbec cbee cbga cbgb cbha cbhl cblb cblc cbol ccaa ccab ccac ccag ccba ccbc ccca cccb cccc cccl ccee ccel ccga ccgc ccha cche cchl ccla cclc cclg ccob ccoc ceac ceal ceba cec- ceca cece ceco ceeb ceec ceel cege cego cehl cel- cela celc cele cell celo ceol cgac cgal cgcc cgcg cgel chaa chab chac chae chag chah chal chao chca chce chch chea cheb chec chee cheh chel chgb chge chha chlc choc choh chol choo clab clag clea clec clee cleg cleo clob cloe clog cloo coag coal coba cobb cobe cobh cobo coca coce coch coco coel cogh cogo coha coho col- cola colb cole coll colo coob cooh cool e-cl e-la eaba eabh eaca eacc each eaec eaga eage eagl eala ealc eale ebac ebal ebba ebbc ebbo ebcc ebel ebla eboe ebol eboo ecaa ecac ecal ecao ecbc ecbe ecca eccb eccc ecce eccl ecco echa eche echl echo ecla eco- ecog ecol eeca eeea eeee eega eele eeoc egaa egae egal egao egba egbe egcc egcg egea egec egee egel eggb egge eggh eggo eghe eghh eglc egle ego- egol ehaa ehcc ehea eheh ehel ehle ehlo el-b elab elac elah elal elba elbe elbo elca elcb elce elch elco elea elec elee eleh eleo elgg ella elle ello elog eola eole eolo gaal gaba gabb gabe gabl gabo gace gach gaea gaec gael gaga gage gagg gago gaha gahe gala gale gall galo gaoh gaol gbag gbbo gc-c gcaa gcal gcbc gccc gclc gcoa geab geal geba gebe geca gece geel gege gegg gegl gego geha gela gelb gele gelg gell gelo geo- geog geol ggcl gggg gghg ghea ghee gheg ghel ghll ghol glaa glab glbc glcc glce gleb glee gleg gleo glge glob glog gloh goal goba gobe gobl gobo goca goce goch goel goga gogh gogo goha gohb gola gole goll golo goog gool haab haag haal haba habe habo hace haco haec hag- haga hage hagg hagh hagl hago haha haho hal- hala halb hale hall halo hbag hboc hcbc hcca hccb hccc hcch hcgh heah heal hebb hebe hebo heca hech heeb heeg heel hega hege hegg hegh hego hehe heho hela hele hell helo hgah hggc hhaa hhcl hhgg hhhh hhla hlah hoac hoag hoba hobe hobo hoca hoce hoch hoel hoga hoge hogg hogh hogl hogo hoha hohe hohl hoho hol- hola holb holc hole holh holl holo hooe hool laaa laac laag laal laba labe labo laca lacc lace lach lacl laco lael lag- laga lage lagg lagh lago laha lahe laho lala lale lall lalo lbcc lcac lcbc lcca lccc lcce lchc leaa leag leah leal leao leba lebo leca lece lech leco leea leel lega lege legg legh lego lehe lela lele lell lelo leoc leog lgca lhec lhee lhhh llao llcc llgc lllc llll lloa lloc lloo loac lob- loba lobb lobe lobh lobo loca locc loce loch loco loeb log- loga logb loge logh logo loha lohe loho lola lole loll lolo loob looc looe lool o-eo oahe oall obal obba obbo obea obec obel obla oble oboe obol ocab ocac ocal ocbc occa occc oce ocee ocga ocha oche oclc oec- oeca oecc oeec oegb oela oele ogae ogb ogba ogbe ogea ogee ogel ogge ogla ogle ogoa ogog ohal ohba ohbe ohcc ohee ohel ohho ohob ohoh olac olah olba olbo olca olcc ole- olea oleg oleh oleo olga olgc olla olle ollo olog ooaa ooba oobe ooha ooho oola oolo oooh oooo