-er a-a a-b aaa aab aae aaf aar aau ab- aba abb abe abf abr abu aea aeb aee aef aer aeu af- afa afb afe aff afr afu ar- ara arb are arf arr aru au- aua aub aue auf aur b-u baa bab bae baf bar bau bba bbb bbe bbf bbr bbu be- bea beb bee bef ber beu bfa bfb bfe bff bfr bfu bra brb bre brf brr bru bua bub bue buf bur buu eaa eab eae eaf ear eau eba ebb ebe ebf ebr ebu eea eeb eee eef eer ef- efa efb efe eff efr era erb ere erf err eru eu- eua eub eue euf eur faa fab fae faf far fau fba fbb fbe fbf fbr fbu fea feb fee fef fer feu ffa ffe fff ffr ffu fra frb fre frf frr fru fua fub fue fuf fur fuu ra- raa rab rae raf rar rau rba rbb rbe rbf rbr rbu re- rea reb ree ref rer reu rfa rfb rfe rff rfr rfu rra rrb rrf rrr rru rua rub rue ruf rur ruu ua- uaa uab uae uaf uar uau uba ubb ube ubf ubr ubu uea ueb uee uef uer ufa ufe uff ufr ufu ur- ura urb ure urf urr uru uua uue uur uuu

a-be a-fu aaaa aaab aaae aaaf aaar aaba aabb aaea aafa aafb aaff aara aare aaru abaa abab abae abaf abar abau abb- abba abbb abbe abbr abee aber abff abra abua abue abuf aeaf aeer aer- aera afaa afar afee afer affa afr- afra afre afru afua afue arab arae araf arar arau arba arbe area aree aref areu arfa arfb arff arfu arr- arra arre arrr arru arua arub arue auaa aube auer aufe aur- aura aure baaa baaf baar baba babb babe babr babu baer baff bar- bara barb bare barf barr baru bau- bauf baur bbau bbbb bbeb beaf bear beau beba bebb bebe beeb beef beer befa befe beff bera bere berr beru beur brab brae braf brau brea breb bree bref brer brfu brrr brue buar buba bubb bube bubu buea buer bueu bufe buff bufr bur- bura burb bure burr buru eaaf eaba eafb eara earb eare ebba ebbr eber ebru ebur eeea eeee eefa eefe eera efab efbr effa efua eraf erau erba erbb erbe ereb erer erra erre erua erub erur euba euer eur- eura eure faaa faba fabe fabu faeb fafa fafe faff fara farb fare farr faru faue faur fbar feaf fear feba feeb feer fefe feff fera ferb fere ferr feru ffar ffee ffff ffrr frab frae frau frea free frub frue fuar fubb fubu fuff fufu fur- fura fure furr raab raaf raba rabb rabe rabu raef raer rafa rafe raff rara rarb rare rarf raua raub raue rauf rbaf rbbb rbbr rea- reae reaf rear reau reba rebb rebe rebu reeb reef refe reff refr refu rera rere reru reue reuf reuu rfae rfef rrrr ruba rubb rube rubu ruer rufa rufe ruff rura rure ruru uafa uaru uaua ubar ubba ubbe uber ubra ueba uefa ufer uffa uffe ufra urau urba urbe ure- urea urfa urfe urff urra urre urur uuuu

-aaa- aaaee aabaa aabba aabra aaeaf aarau abaab ababa ababe ababu abaer abara abare abaru abbar abbur abear abeau abeba abebe abeer abera abere aberr abfab abrar abreu abura aburr aeaea aebbe aerru afara afare afear afefe afere afeur affer afree afure ar-ab arab- araba arabe araea arara arare araru arbab arbar arbee arber arbre areae arear areef arefu arere arfe arrau arrea arrua aruaa aruba arura aruru auber aufer aufeu aurae aurar aurea aurra baabe babar babau babee baber babra babur baffa bafra baraa barab barar barba barbe barbu barea barer barff barra barre barru barua bauer baura baure bauru bbbee bbear be-er beafe beara beare beauf bebar beber bebra beebe beffe befur berar berau berba berbe berea berra berre berru beuer beure braff breba brebu breef breer brera brere breu- brrar brrrr bruer bruff bubba bubbe buber buffa buffe buraa burea burra burru eafre earar ebara ebber ebure eeeee efare efere effer effra efuru erbaa erbar erbbe erber erear erere eurre faafu fabae faber fabra fabre farab farau farbe fareb farer farfa farre faura faure feare febre feere ferae ferr- ferra ferre feuar feuer fraba frear freea freer frera frere freur fu-fu fubar ra-ra raaba raabe raaff rabab rabba rabbe raeff rafar rafer raffa raffe rarae raraf rareb raree rarer reafe rear- reaue rebab rebar rebbe reber rebra reefa reefe reere refar refer reffe rere- reree reuar reuer rubab rubba rubee ruber rubra ruere ruffe uber- ufere uraba urare urbar urea- ureae urera urrea urubu uuuuu

aaaaba abaera abburu abeere aberra abrera aerfer afeefa affear affeer affere affre afu-ra araafa araua araura araure arbaer arbra areare arfara arfarf arraba arrear arreau arrere aruaru aubure aufbau aufruf auufer baabaa baabar baarbu baauer bababe babare babbar baberu babrru babura barara barbae barbar barbee barber barbra barbre barera barfee barrea barrer baruar baubee bauera baufra baurua bbbbbb bearer beebea beebee beefer befree beraba berare berbar berbee berber berere berrer berube beurre brauer braura breare breau breefe breere breuer brubru bruree bubber bububu buffer burbur bureau burfee burree burrer eberau eburru eebree effare effere erbare erbree errare errea fabara fabber fabeae faraar farara farber farfar farrar faurea fearer februa ferbar ferber ferfer ferrar ferrea ferrer ferrur frafra freare frefre frerea freure furber furfur furrer furrfu raabau rababa raffee re-bar rearea rearer rebear rebuff reefer reeffe refafu refeff refurb reuere rubarb rubbee rubber rubbra ruffer uruara uruffe uuearu

afferre arabber arafura arearea arearer arreare aurrera baabarr barabra barbara barbeau barbera barreau barrera barrere bau-bau bbbbbbb be-free bearfur bebeeru berbara berbera berbere brebeuf buffbar burarra burbure burreau buruuba fabraea faerber farfara farrera ferebee ferrara ferrera ferrere ferrure freebee freraea frubber furrure refarre referee referer rerefer reubarb uberaba urrbrae

a-buffer affeerer bafarara bar-abba barabara barbarea barebear bbbbbbbb berebere brerbear bruara bu-ba-bu buruburu fare-fee freebeer rabarber rabebaer reararea rebuffer