-wal a-be a-wa aaaa aaab aaac aaae aaal aaar aaba aabb aabc aabl aabw aaca aacb aacc aace aacl aaco aacr aaea aaec aala aalc aale aall aalo aaoe aaoo aaow aara aarc aare aaro aaww abaa abab abac abae abal abar abaw abb- abba abbb abbe abbo abbr abca abcb abcc abcl abcr abcw abec abee abel aber abla able ablo aboa abob abol aboo abor abow abra abrc abro abwa abwe abwr acaa acab acac acae acar acba acbl acca accc acce acco ace- acea acec acel acer acla aclc acle aclr acoa acoe acol acor acow acr- acra acrc acre acro acrr acwa acwl acww aeac aecb aecl aeer aela aelc aer- aera aerc aero alaa alac alae alal alao alar alaw alb- alba albc albe albo alca alcc alce alco alea alec alee aleo aler alew all- alla alle alll allo allr aloa aloc aloe alol aloo alor alow alro alwc aoba aoca aoce aola aole aora aorb arab arac arae aral arar araw arba arbe arc- arca arce arco area arec aree arel areo arew arla arle arlo aroa arob aroe aroo aror arow arr- arra arrc arre arro arrr arwa arwe awac awae awal awar awbe awe- aweb awee awer awle awol awoo awow awre awro awwa baaa baal baar baba babb babe babo babr bac- baca bacc bace baco bael baer bala balc bale ball balo baol bar- bara barb barc bare baro barr baw- bawe bawl bbbb bbeb bblb bbrc bbwc bbwr bcaa bcar bcbc bcca bccc bccl bcec bcer bcor bcra beal bear beaw beba bebb bebe bebo beca beeb beel beer bela bele bell belo belw beo- beor bera berc bere bero berr bewa bewe blaa blab blac blae blaw blea bleb blee bleo blew blob bloc bloo blow blrc blw- boab boac boal boar boba bobb bobe bobo bobw boca boce boco boea boec boee boel boeo boer bola bole boll bolo boob booc booe bool boor boow bor- bora bore boro borr borw bowa bowe bowl bowr brab brac brae brao braw brca brcb brce brcw brea breb brec bree brel breo brer brew broa brob broc broe brol broo bror brow brrr brwe bwaa bwoc c-bo caaa caab caac caal caba cabe cabo cac- caca cacc cace caco cacr cacw caec caer cala calc cale call calo calw caol caor cara carb carc care carl caro carr cawl cbac cbal cbar cbbc cbca cbcc cbce cbcl cbcr cbea cbec cbee cber cblb cblc cbol cbre cbrl cbwa ccaa ccab ccac ccar ccba ccbc ccca cccb cccc cccl ccee ccel ccla cclc ccob ccoc ccow ccra ccrc ccre ccrl ceac ceal cear ceba cec- ceca cece ceco ceeb ceec ceel cel- cela celc cele cell celo ceol ceor cer- cera cerc cere cerl cero cewa cewe clab clar claw clea clec clee cleo cler clew clob cloe cloo clor clow clra clro coal coba cobb cobe cobo coca coce coco coel col- cola colb cole coll colo coob cool cor- cora corb corc core corl coro corr cowe cowl crab crac crar craw crbc crca crcc crce crcr cre- crea creb crec cree creo crew crob croc croe crol croo cror crow cwac cwbl cweb cwer cwla cwrw e-cl e-la eaba eaca eacc eaec eala ealc eale eara earb eare earl earo earw ebac ebal ebba ebbc ebbo ebbr ebbw ebcc ebel eber ebla eboe ebol eboo ebor ebow ebro ecaa ecac ecal ecao ecar ecbc ecbe ecca eccb eccc ecce eccl ecco ecla eco- ecol ecra ecrc ecrl ecrr ecwa eeca eeea eeee eele eeoc eera eerc eero el-b elab elac elal elar elba elbe elbo elca elcb elce elco elea elec elee eleo eler ella elle ello elra elro eola eole eolo eora eore eorl eral erba erbb erbe erca ercc erce ereb erec erel erer erew erla erle erll erob eroc eroe erol eroo erra errc erre erro ewer ewew ewle ewre laaa laac laal laar laba labe labo labr laca lacc lace lacl laco lael laer lala lale lall lalo lara larb larc lare larr lawa lawe lawl lawo lbar lbcc lblr lcac lcaw lcbc lcca lccc lcce lcer lcor lcra lcrl leaa leal leao lear leba lebo leca lece leco leea leel leer lela lele lell lelo leoc leor lera lerc lere lero lewa lewe llao llcc llew lllc llll lloa lloc lloo loac loar lob- loba lobb lobe lobo loca locc loce loco loeb loew lola lole loll lolo loob looc looe lool loor lora lore loro lowa lowb lowe lowl lowr loww lrac lral lrba lroc lrrc lrrr lwoo lwow o-eo oaer oall oara oare obal obba obbo obea obec obel ober obla oble oboe obol obor obra obre obro ocab ocac ocal ocbc occa occc oce ocee oclc ocra ocre ocrl ocro ocrr oec- oeca oecc oeec oela oele oera oere olac olar olba olbo olca olcc ole- olea oleo oler olla olle ollo olor ooaa ooba oobe oocr ooer oola oolo oooo oora oore orab orac orae oral orao orar orba orbb orbe orbo orca orce orco ore- orea oreb orec orel oreo orer orla orle orlo oro- oroe oror orra orro orwa orwe orwo owar owea owel ower owoe owow owre owwa raab raba rabb rabe rabl rabo rac- raca racc race raco raec rael raer rala ralb rale rall ralo raob raoc raol rara rarb rare raro rawa rawe rawl rawr raww rbbb rbbr rbcl rble rcac rcbc rcbo rccb rccc rcle rea- reac reae real reao rear reba rebb rebe rebo reca recc rece recr reeb reel rela relb rele rell relo reol rera rere rero rewa rewe rewl rlab rlee rlwc roab roar rob- roba robb robe robo roca rocc roce roco roea roel roer rola role roll rolo roob rool roor rora rorc rore roro rowa rowb rowe rowl rowr roww rrle rrrr waaa waac waal waao waar waaw waba wabb wabc wabe wabl wabo wabr wabw waca wacb wacc wace wacl waco waeb