-al -er a-a a-c a-t aaa aac aae aaf aal aar aat aax ac- aca acc ace acf acl acr act acx aea aec aee aef ael aer aet aex af- afa afc afe aff afl afr aft afx al- ala alc ale alf all alr alt alx ar- ara arc are arf arl arr art arx at- ata atc ate atf atl atr att atx ax- axa axe axl axr axt axx c-- caa cac cae caf cal car cat cax cca ccc cce ccf ccl ccr cct ccx ce- cea cec cee cef cel cer cet cex cfa cfc cfe cff cfl cfr cft cfx cl- cla clc cle clf cll clr clt clx cra crc cre crf crl crr crt crx cta ctc cte ctf ctl ctr ctt ctx cxc cxf cxl cxr cxt cxx eaa eac eae eaf eal ear eat eax ec- eca ecc ece ecf ecl ecr ect ecx eea eec eee eef eel eer eet eex ef- efa efc efe eff efl efr eft efx ela elc ele elf ell elr elt elx era erc ere erf erl err ert eta etc ete etf etl etr ett etx ex- exa exc exe exl exr ext exx faa fac fae faf fal far fat fax fca fcc fce fcf fcl fcr fct fcx fea fec fee fef fel fer fet fex ffa ffc ffe fff ffl ffr fft ffx fla flc fle flf fll flr flt flx fra frc fre frf frl frr frt fta ftc fte ftf ftl ftr ftt ftx fxe fxr fxt fxx la- laa lac lae laf lal lar lat lax lca lcc lce lcf lcl lcr lct lcx lea lec lee lef lel ler let lex lfa lfc lfe lff lfl lfr lft lfx lla llc lle llf lll llr llt lra lrc lrf lrr lrt lta ltc lte ltf ltl ltr ltt ltx lxc lxr lxx ra- raa rac rae raf ral rar rat rax rca rcc rce rcf rcl rcr rct rcx re- rea rec ree ref rel rer ret rex rfa rfc rfe rff rfl rfr rft rla rlc rle rlf rll rlr rlt rra rrc rrf rrl rrr rrt rta rtc rte rtf rtl rtr rtt rtx rxr t-x taa tac tae taf tal tar tat tax tca tcc tce tcf tcl tcr tct tcx te- tea tec tee tef tel ter tet tex tfa tfc tfe tff tfl tfr tft tfx tla tlc tle tlf tll tlr tlt tlx tra trc tre trf trl trr trt trx tta ttc tte ttf ttl ttr ttt ttx txe txf txl txt xaa xac xaf xal xar xat xcf xcl xcr xcx xee xel xer xet xex xfa xfe xfl xft xfx xla xlf xlr xlt xrc xrf xrt xrx xtc xtf xtr xtx xxl xxx

aaaa aaac aaae aaaf aaal aaar aaca aacc aace aacf aacl aacr aact aaea aaec aafa aafc aaff aafl aala aalc aale aall aara aarc aare aart aata aatc aatf aatt ac-t acaa acac acae acar acat acca accc acce accf acct ace- acea acec acel acer acet acfc acfe acfl acft acla aclc acle aclr acr- acra acrc acre acrr acta actc acte actf actl actt aeac aeaf aecl aect aeer aela aelc aer- aera aerc aeta aetc aetf aetr aett aetx afaa afar afat afca afcc afee afel afer afet affa affc afft afla aflc afle afr- afra afrc afre afta aftc afte afxe alaa alac alae alal alar alat alca alcc alce alea alec alee alef aler alet alex alfa alfe all- alla alle alll allr alta alte altx alxa arac arae araf aral arar arat arax arc- arca arce arct area arec aree aref arel aret arex arfa arfc arff arft arla arle arr- arra arrc arre arrr arrt arta artc arte artr artx at-l at-t at-x ataa atac atae atal atar atat atax atca atcc atcf atcl atcr atea atec atee atef atel ater atex atfc atfe atla atle atra atrc atre atrx atta atte attr axaf axal axar axat axce axel axer axfr axle caaa caac caaf caal caat cac- caca cacc cace cacr caec caer caex cafa cafc cafe caff cafl cala calc cale calf call calt calx cara carc care carf carl carr cart carx cat- cata catc cate catf catt caxa ccaa ccac ccaf ccar ccat ccca cccc cccf cccl ccee ccel ccfa ccfc ccff ccfl ccla cclc cclx ccra ccrc ccre ccrf ccrl ccrt cctc cctl cctt ccxl ceac ceal cear ceat cec- ceca cece cect ceec ceel cef- cefa cefc cel- cela celc cele celf cell celt cer- cera cerc cere cerf cerl cert cet- ceta cete cexe cfaa cfac cfae cfar cfax cfca cfcf cfcl cffr cfra cfre cfrt cfrx cfta cftc cfte cftl cftr claf clar clat clea clec clee clef cler clet clra cltc clxx crac craf crar crat crax crca crcc crce crcr cre- crea crec cree cret crex crfc crfl crlf crrt crtc crtf crtl ctae ctal ctca ctcf ctec ctfc ctle ctrc ctrl ctta cxxx e-cl e-la eaaf eaca eacc eaec eala ealc eale eara eare earl eart eata eate eaxl ecaa ecac ecal ecar ecat ecca eccc ecce eccl ecct ecef ecfa ecfc ecfr ecla eclt ecra ecrc ecrf ecrl ecrr ect- ecta ectc ectf eeca eeea eeee eefa eefe eefl eele eera eerc eeta eetc eete eext efax efca efet effa efla eft- efta elac elal elar elat elca elce elea elec elee elef eler elet elex elfa elfc elfe elft ella elle elra elta elte er-x eraf eral erat erca ercc erce erec erel erer eret erfc erft erfx erla erle erll erra errc erre erta ertl etal etat etcc etec etee etel eter etfa etfc etfe etla etra etre etta ette exa- excl exec exel exer exrx exta exte extl extr faaa faac faca facc face fact faex fafa fafc fafe faff fala falc fale fall falt falx fara farc fare farl farr fart fata fatc fate fatf fatt faxe