-er a-a a-c aaa aac aae aaf aar aau aax ac- aca acc ace acf acr acu acx aea aec aee aef aer aeu aex af- afa afc afe aff afr afu afx ar- ara arc are arf arr aru arx au- aua auc aue auf aur aux ax- axa axe axr axx c-- caa cac cae caf car cau cax cca ccc cce ccf ccr ccu ccx ce- cea cec cee cef cer ceu cex cfa cfc cfe cff cfr cfu cfx cra crc cre crf crr cru crx cua cuc cue cuf cur cuu cxc cxf cxr cxx eaa eac eae eaf ear eau eax ec- eca ecc ece ecf ecr ecu ecx eea eec eee eef eer eex ef- efa efc efe eff efr efx era erc ere erf err eru eu- eua euc eue euf eur eux ex- exa exc exe exr exu exx faa fac fae faf far fau fax fca fcc fce fcf fcr fcu fcx fea fec fee fef fer feu fex ffa ffc ffe fff ffr ffu ffx fra frc fre frf frr fru fua fue fuf fur fuu fux fxe fxr fxu fxx ra- raa rac rae raf rar rau rax rca rcc rce rcf rcr rcu rcx re- rea rec ree ref rer reu rex rfa rfc rfe rff rfr rfu rra rrc rrf rrr rru rua ruc rue ruf rur ruu rux rxr ua- uaa uac uae uaf uar uau uca ucc uce ucf ucr ucu uea uec uee uef uer ufa ufc ufe uff ufr ufu ufx ur- ura urc ure urf urr uru urx uua uuc uue uur uuu uxc uxf uxr uxu xaa xac xaf xar xau xcf xcr xcx xee xer xeu xex xfa xfe xfx xrc xrf xrx xue xxx

a-fu aaaa aaac aaae aaaf aaar aaca aacc aace aacf aacr aacu aaea aaec aafa aafc aaff aara aarc aare aaru acaa acac acae acar acca accc acce accf accu ace- acea acec acer acfc acfe acr- acra acrc acre acrr acu- acue acuf acur aeac aeaf aeer aer- aera aerc afaa afar afca afcc afcu afee afer affa affc afr- afra afrc afre afru afua afue afxe arac arae araf arar arau arax arc- arca arce area arec aree aref areu arex arfa arfc arff arfu arr- arra arrc arre arrr arru arua arue auaa auca auce auer aufc aufe aur- aura aure auxa axaf axar axce axer axfr caaa caac caaf cac- caca cacc cace cacr caec caer caeu caex cafa cafc cafe caff cafu cara carc care carf carr carx cauc cauf caux caxa ccaa ccac ccaf ccar ccca cccc cccf cccu ccee ccfa ccfc ccff ccra ccrc ccre ccrf ccuc ceac cear cec- ceca cece ceec cef- cefa cefc cer- cera cerc cere cerf ceux cexe cfaa cfac cfae cfar cfax cfca cfcf cffr cfra cfre cfrx crac craf crar crau crax crca crcc crce crcr cre- crea crec cree creu crex crfc crue crux cuau cuca cucc cuce cuer cufa cufc cuff cura cure curf curr cxxx eaaf eaca eacc eaec eara eare eaux ecaa ecac ecar ecca eccc ecce ecef ecfa ecfc ecfr ecra ecrc ecrf ecrr ecru ecua eeca eeea eeee eefa eefe eera eerc efax efca effa efua er-x eraf erau erca ercc erce erec erer erfc erfx erra errc erre erua eruc erur euer eufc eur- eura eurc eure exa- exec exer exrx faaa faac faca facc face faex fafa fafc fafe faff fara farc fare farr faru faue faur faux faxe fcar fcca fccf fcra feaf fear fece feer fefc fefe feff fera ferc fere ferr feru feux ffar ffcc ffee ffff ffrr frac frae frau frax frcc frea free frex frfc frue fuar fuc- fuca fufc fuff fufu fur- fura fure furr raaf rac- raca racc race racu raec raef raer rafa rafc rafe raff rara rare rarf raua rauc raue rauf raxa rcac rcaf rccc rcfc rea- reac reae reaf rear reau reca recc rece recr recu reef refe reff refr refu rera rere reru reue reuf reuu reux rexx rfae rfef rffc rrfc rrrr ruca ruce ruer rufa rufc rufe ruff rura rurc rure ruru uaca uafa uarc uaru uaua ucar ucca ucea ucfa ucrc ucua uefa ufcu ufer uffa uffe ufra urac urau urca ure- urea urex urfa urfe urff urra urre urur uuuu uxue xaar xace xara xare xeer xefe xer- xera xexe xfce xfer xura xuxa xuxu xxxx

-aaa- -eaux aaace aaaee aaarc aaeaf aarau acaca acar- acara acare acaua accra accue accur aceae acera acrea acree acrue acuff acura acure aeaea aerru aface afara afare afcea afcec afear afefe afere afeur affer afree afure ara-c araca arace araea arara arare araru araux araxa arcae arcee areae arear areca areef arefu arere arexx arfe arrau arrea arrua aruaa aruac arura aruru auaxa aufer aufeu aurae aurar aurea aurra axura c-a-c c-raf ca-ca caare cacau cacu caec- caeca caere cafer caffa caffe caraa carac carau carea carer carex carfe carra carre carue cauac cauca cauce caue cauer cauff caure caxee ccccc ceace ceara ceare cearr ceaux ceeac ceere cefcu cerae cerc- cerca cerce cerea cerec cerer cerre cfu-e crace craer crare crear crece creer creu- creue creux crexa cruce cruex crufe crura crure cucea cueca cuera cufar cufca cufeu cuffe cufra cufre curac curae curar curau curce curer curre curua eafre earar ecara ecare eecca eeeee efare efere effer effra efuru erace ercea ereac erear erere eruca eucre eurex eurre excur execx exera faafu facea facer facra farau farce farer farex farfa farre farux faura faure faxer fcaca fceux feare feere ferae ferce ferr- ferra ferre feuar feuer fface fraca frear freea freer freex frera frere freur fruux fu-fu furca fuxa ra-ra raaff race- racer raeff rafar rafer raffa raffe rarae raraf raree rarer raxar rccar reace reafe rear- reaue recca recce recea recue recur reece reefa reefe reere refar refax refer reffe rere- reree reuar reuer rexea rexer rucer rueca ruere ruffe rurec u-cee uacrr ufere urare urea-