a-be a-ii aaaa aaab aaac aaad aaae aaai aaar aaba aabb aabc aabd aabi aabt aaca aacb aacc aacd aace aaci aacr aact aada aadc aade aadi aadt aaea aaec aage aaib aaic aaii aara aarc aard aare aari aart aata aatc aatt abaa abab abac abad abae abag abai abar abat abb- abba abbb abbe abbi abbr abbt abca abcb abcc abcd abci abcr abct abda abdi abec abed abee aber abet abgd abia abib abic abid abie abig abir abit abra abrc abri abta ac-t acaa acab acac acad acae acag acai acar acat acba acca accc accd acce acci acct acda acdb acdc acde acdi acdt ace- acea acec aced acer acet acga acgi acgr aci- acia acic acid acie acir acr- acra acrc acre acri acrr acta actc acte actg acti actt adaa adab adac adad adae adag adai adar adat adba adbc adbi adcc adci adda addc addd adde addi addr adea adeb adee ader adet adia adib adic adie adig adir adit adra adre adta aeac aebi aecb aeci aect aede aedt aeer aega aeit aer- aera aerc aerd aeri aeta aetc aetr aett agac agad agag agai agar agat agba agca agcc agce agct agda agde agea aged agee agei ager aget agga agge aggi agia agib agic agid agie agig agii agir agit agra agre agri agta agte agtr aiai aiba aica aicc aicd aice aicr aida aidb aidc aide aidi aidr aidt aiea aiee aiet aiga aiia aiib aiic aiid aiir aira aird aire airi airt aita aite aiti aitr aitt arab arac arad arae arag arai arar arat arba arbe arbi arc- arca arce arci arct arda ardc arde ardi area arec ared aree areg arei aret arga argb arge argi aria arib arid arie arig arii arit arr- arra arrc arre arrg arri arrr arrt arta artc arte arti artr at-t ataa atab atac atad atae atai atar atat atca atcc atcr atdi atdt atea atec ated atee atei ater atia atic atid atie atit atra atrc atre atri atta atte atti attr ba-i baaa baad baar baat baba babb babe babi babr bac- baca bacc bace baci bact bada badb badd bade badi badr baed baer baga bage bagg bagi bagt baia baib baic baid baie baig bair bait bar- bara barb barc bard bare barg bari barr bart bata batc bate bati batt bbad bbbb bbci bbdd bbeb bbet bbga bbrc bbrg bcaa bcar bcat bcbc bcbg bcca bccc bcci bcda bcde bcec bcer bcet bcia bcie bcit bcra bctc bd-r bdbc bddc bdii bead beag bear beat beba bebb bebe bebi beca beci beda bede bedi beeb beed beeg beer beet bega begg begi beia beic beir beit bera berc berd bere berg beri berr bert beta betc bete beti bett bgca bgia biad biar biat biba bibb bibe bibi bica bicc bice bicg bici bida bide bidi bidr bieb bied bier biet biga bigb bigc bigd bige bigg bigt bira birb bird bire birg biri birr birt bita bitc bitd bite bitt brab brac brad brae brag brai brat brca brcb brce brda brdt brea breb brec bred bree breg brei brer bret bria bric brid brie brig brit brrr brtc btaa btcc btdt btec btie btrc btrt bttb c-cd caaa caab caac caat caba cabe cabg cabi cac- caca cacc cace caci cacr cada cadc cadd cade cadi cadr caec caei caer caga cage cagg cagi cagr caia caib caic caid cair cait cara carb carc card care cari carr cart cat- cata catb catc catd cate cati catt cbac cbar cbat cbbc cbca cbcc cbce cbcr cbct cbdb cbdc cbdi cbea cbec cbee cber cbet cbga cbgb cbia cbid cbir cbit cbrd cbre cbrt cbta cbtc ccaa ccab ccac ccad ccag ccai ccar ccat ccba ccbc ccca cccb cccc ccci ccdc ccdi ccdr cced ccee ccga ccgc ccgt ccic ccid ccii ccir ccra ccrc ccre ccrg ccri ccrt cctb cctc cctt cd-e cd-r cdaa cdac cdad cdai cdba cdda cddb cddr cdec cder cdic cdii cdre ceac cead cear ceat ceba cec- ceca cece ceci cect ceda cedd cede cedi cedt ceeb ceec cege cer- cera cerc cerd cere ceri cert cet- ceta cete ceti cgac cgcc cgcg cged cger ciaa ciar ciat ciba cibc cibe cibi cica cicc cici cicr cict cida cidc cide cidg cidi cidr cidt ciee cier ciga cigi ciia ciid ciii ciit cira cirb circ cire ciri cirr cirt cita citb cite citg citi citt crab crac crag crai crar crat crbc crca crcc crce crcr crda crdc cre- crea creb crec cred cree creg crei cret cria crib cric crie crig crit crrt crtc ctab ctae ctag ctba ctbi ctca ctec ctge ctia ctic ctrc ctta daab daad daae daag daar daba dabb dabt daca dace daci dact dada dade dadi daeb daer daga dage dagg dagi dagr daia daid daie daig dair dait dara darb darc dard dare darg dari darr dart data date dati datr datt dbag dbar dbcc dbit dbtt dcbc dcca dccb dccc dcci dcct dcdb dcia dcii dcra dctc dddd ddie ddrc ddre deac dead deae dear deba debe debi debt dec- deca decc decd dece deci dect deda dedd dede dedi deeb deed deeg deer deet dega dege degi deid deie deir deit der- dera derb derc dere derg deri derr deta dete detr dgac dgca dgeg dgge dgia dia- diab diac diad diag diar diat diba dibb dibe dica dice dici dict dida dide didi diea dieb died dier diet diga dige digg digi diii dira dird dire dirr dirt dita dite diti ditt draa drab drac drad drag drar drat drba drbc drca drda drea dred dree dreg drei dret drge drib dric drie drit drra dtaa dtac dtcc dted eaba eaca eacc eada eadb eadd eadi eaec eaga eage eara earb eard eare eart eata eate eati ebac ebba ebbc ebbr ebcc ebed eber ebic ebid ebit ecaa ecac ecad ecai ecar ecat ecbc ecbe ecca eccb eccc