tro trr trt tta ttb ttc tte ttg tth ttl tto ttr ttt

a-be a-ha aaaa aaab aaac aaae aaah aaal aaar aaba aabb aabc aabh aabl aabt aaca aacb aacc aace aach aacl aaco aacr aact aaea aaec aage aagh aaha aahl aala aalc aale aall aalo aaoe aaoo aara aarc aare aaro aart aata aatc aatt abaa abab abac abae abag abal abar abat abb- abba abbb abbe abbo abbr abbt abca abcb abcc abch abcl abcr abct abec abee abel aber abet abgl abha abho abhr abla able ablo aboa abob aboh abol aboo abor abot abra abrc abro abta ac-t acaa acab acac acae acag acar acat acba acbl acca accc acce acch acco acct ace- acea acec aceh acel acer acet acga acgr acha ache achh achl acho achr acht acla aclc acle aclr acoa acoe acog acoh acol acor acot acr- acra acrc acre acro acrr acta actc acte actg acth actl acto actt aeac aecb aecl aect aeer aega aela aelc aer- aera aerc aero aeta aetc aeto aetr aett ag-o agac agag agal agao agar agat agba agbo agca agcc agce agco agct agea agee agel ager aget agga agge agha aghe aght agla aglc agle agob agog agol agoo agot agra agre agrl agro agta agte agtr ahab ahac ahah ahal ahar ahat ahel ahet ahha ahla ahle ahoa ahoe ahog ahor ahot ahra ahrc ahre ahrr ahta ahte ahto alaa alac alae alag alal alao alar alat alb- alba albc albe albo alca alcc alce alco alea alec alee aleg aleh aleo aler alet alg- alga alge algo alha all- alla alle allh alll allo allr aloa aloc aloe alog aloh alol aloo alor alot alro alta alte alto aoah aoba aoca aoce aola aole aora aorb aort aotc arab arac arae arag arah aral arar arat arba arbe arbh arc- arca arce arch arco arct area arec aree areg areh arel areo aret arga argb arge argh argo arh- arla arle arlo aroa arob aroe aroo aror arr- arra arrc arre arrg arrh arro arrr arrt arta artc arte arth arto artr at-l at-t ataa atab atac atae atal atar atat atca atcc atch atcl atco atcr atea atec atee atel ateo ater atgo atha athe athl atho atla atle atlo atob atoc atoe atol ator atot atra atrc atre atro atta atte atto attr baaa baah baal baar baat baba babb babe babo babr bac- baca bacc bace bach baco bact bael baer baga bage bagg bagh bago bagt baha bahl baho bahr baht bala balc bale ball balo balt baoh baol bar- bara barb barc bare barg barh baro barr bart bata batc bate bath bato batt bbbb bbch bbeb bbet bbga bblb bbrc bbrg bcaa bcar bcat bcbc bcbg bcca bccc bccl bcec bcer bcet bche bcor bcra bctc beag beah beal bear beat beba bebb bebe bebo beca bech beeb beeg beel beer beet bega begg bego behr bela bele belg bell belo belt beo- beor beot bera berc bere berg bero berr bert beta betc bete beth beto bett bgca bght bhag bhao bhar bhat bhca bhcc bhel bher bhet bhog bhor bhot bhra bhrt blaa blab blac blae blag blah blat blbt blea bleb blee bleg bleh bleo blet blob bloc blog bloo blot blrc blrg boab boac boag boal boar boat boba bobb bobe bobo boca boce boch boco boea boec boee boel boeo boer boet boga boge bogg bogh bogo bogt boha bohl boho bohr boht bola bole bolg boll bolo bolt boob booc booe boog booh bool boor boot bor- bora bore borg borh boro borr bort bota botb bote both boto bott brab brac brae brag brah brao brat brca brcb brce brea breb brec bree breg brel breo brer bret broa brob broc broe brog broh brol broo bror brot brrr brtc btaa btcc btcl btec btla btob btor btrc btrt bttb c-bo caaa caab caac caah caal caat caba cabe cabg cabo cac- caca cacc cace cach caco cacr caec caer caga cage cagg cago cagr caha cahe cahl caht cala calc cale call calo calt caol caor cara carb carc care carl caro carr cart cat- cata catb catc cate cath cato catt cbac cbal cbar cbat cbbc cbca cbcc cbce cbcl cbcr cbct cbea cbec cbee cber cbet cbga cbgb cbha cbhl cblb cblc cbol cbot cbre cbrh cbrl cbrt cbta cbtc cbtl ccaa ccab ccac ccag ccar ccat ccba ccbc ccca cccb cccc cccl ccee ccel ccga ccgc ccgt ccha cche cchl cchr ccla cclc cclg ccob ccoc ccra ccrc ccre ccrg ccrl ccrt cctb cctc cctl cctt ceac ceal cear ceat ceba cec- ceca cece ceco cect ceeb ceec ceel cege cego cehl cel- cela celc cele cell celo celt ceol ceor cer- cera cerc cere cerl cero cert cet- ceta cete ceto cgac cgal cgcc cgcg cgel cger cgro cgtl chaa chab chac chae chag chah chal chao char chat chca chce chch chea cheb chec chee cheh chel cher chet chgb chge chha chlc chlr chlt choc choh chol choo chor chra chrb chrc chro chrr chrt chto chtr chtt clab clag clar clat clea clec clee cleg cleo cler clet clob cloe clog cloo clor clot clra clro cltb cltc coag coal coat coba cobb cobe cobh cobo coca coce coch coco coct coel cogh cogo coha coho col- cola colb cole coll colo colt coob cooh cool coot cor- cora corb corc core corg corl coro corr cort cota cotb cotc cote coth coto cott crab crac crag crar crat crbc crca crcc crce crcr cre- crea creb crec cree creg creh creo cret crob croc croe croh crol croo cror crot crrt crtc crtl ctab ctae ctag ctal ctba ctca ctec ctge ctle ctlg ctol ctor ctot ctrc ctrl ctta e-cl e-la eaba eabh eaca eacc each eaec eaga eage eagl eala ealc eale eara earb eare earh earl earo eart eata eate eath ebac ebal ebba ebbc