-er a-a a-b aaa aab aae aar aau aax ab- aba abb abe abr abu abx aea aeb aee aer aeu aex ar- ara arb are arr aru arx au- aua aub aue aur aux ax- axa axe axr axx b-u baa bab bae bar bau bax bba bbb bbe bbr bbu bbx be- bea beb bee ber beu bex bra brb bre brr bru brx bua bub bue bur buu bux bxb bxx eaa eab eae ear eau eax eba ebb ebe ebr ebu ebx eea eeb eee eer eex era erb ere err eru eu- eua eub eue eur eux ex- exa exe exr exu exx ra- raa rab rae rar rau rax rba rbb rbe rbr rbu rbx re- rea reb ree rer reu rex rra rrb rrr rru rua rub rue rur ruu rux rxr ua- uaa uab uae uar uau uba ubb ube ubr ubu ubx uea ueb uee uer ur- ura urb ure urr uru urx uua uue uur uuu uxb uxr uxu xaa xar xau xbe xbr xbx xee xer xeu xex xrx xue xxx

a-be aaaa aaab aaae aaar aaba aabb aaea aara aare aaru abaa abab abae abar abau abax abb- abba abbb abbe abbr abee aber abra abua abue aeer aer- aera arab arae arar arau arax arba arbe area aree areu arex arr- arra arre arrr arru arua arub arue auaa aube auer aur- aura aure auxa axar axer ba-x baaa baar baba babb babe babr babu baer bar- bara barb bare barr baru barx bau- baur baux bbau bbbb bbeb bear beau beba bebb bebe beeb beer bera bere berr beru beur beux brab brae brau brax brea breb bree brer brex brrr brue brux buar buba bubb bube bubu buea buer bueu bur- bura burb bure burr buru buxa eaba eara earb eare eaux ebba ebbr eber ebru ebur eeea eeee eera er-x erau erba erbb erbe ereb erer erra erre erua erub erur euba euer eur- eura eure exa- exer exrx raab raba rabb rabe rabu raer rara rarb rare raua raub raue raxa rbbb rbbr rea- reae rear reau reba rebb rebe rebu reeb rera rere reru reue reuu reux rexx rrrr ruba rubb rube rubu ruer rura rure ruru uaru uaua ubar ubba ubbe uber ubra ueba urau urba urbe ure- urea urex urra urre urur uuuu uxue xaar xara xare xbar xbee xbra xeer xer- xera xexe xura xuxa xuxu xxxx

-aaa- -eaux aaaee aabaa aabba aabra aarau abaab ababa ababe ababu abaer abara abare abaru abbar abbur abear abeau abeba abebe abeer abera abere aberr abrar abreu abura aburr aeaea aebbe aerru ar-ab arab- araba arabe araea arara arare araru araux araxa arbab arbar arbee arber arbre areae arear arere arexx arrau arrea arrua aruaa aruba arura aruru auaxa auber aurae aurar aurea aurra axura baabe babar babau babax babee baber babra babur bar-x baraa barab barar barba barbe barbu barea barer barra barre barru barua bauer baura baure bauru bbbee bbear be-er beara beare beaux bebar beber bebra beebe berar berau berba berbe berea berra berre berru beuer beure bexar braux bre-x breba brebu breer brera brere breu- breux brrar brrrr bruer bruxa bubba bubbe buber buraa burea burra burru buxar earar ebara ebber ebure eeeee erbaa erbar erbbe erber erear erere eurex eurre exera exurb ra-ra raaba raabe rabab rabba rabbe rarae rareb raree rarer raxar rear- reaue rebab rebar rebbe reber rebra reere rere- reree reuar reuer rexea rexer rubab rubba rubee ruber rubra ruere uber- uberx uraba urare urbar urbex urea- ureae urera urrea urubu uuuuu uxeau x-bar xarre xbxrx xebra xexeu xexex

aaaaba abaera abburu abeere aberra abrera araua araura araure araxxe arbaer arbra areare arraba arrear arreau arrere arreux aruaru aubure baabaa baabar baarbu baauer bababe babare babbar baberu babrru babura barara barbae barbar barbee barber barbra barbre barera barrax barrea barrer baruar baubee bauera baurua bbbbbb bearer beebea beebee beraba berare berbar berbee berber berere berrer berube beurre brauer braura breare breau breaux breere breuer brubru bruree bruxer bubber bububu burbur bureau burree burrer eberau eburru eebree erbare erbree errare errea raabau rababa re-bar rearea rearer reaux rebear reuere rubarb rubbee rubber rubbra uruara uuearu xarxar xuereb

arabaux arabber arearea arearer arreare aurrera auxerre baabarr barabra barbara barbeau barbera barraux barreau barrera barrere bau-bau bbbbbbb bebeeru berbara berbera berbere burarra burbure burreau buruuba reubarb uberaba urbexer urrbrae xxxxxxx

bar-abba barabara barbarea barebear bbbbbbbb berebere brerbear bruara bu-ba-bu buruburu rabarber rabebaer reararea reubarbe rubarabr

abarbarea abbabubba baabaabaa beebeebee rebarbere

berberburr

arab-berber

xxxxxxxxxxxx

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb