-er a-a a-b a-t a-z aaa aab aad aae aar aat aau aaz ab- aba abb abd abe abr abt abu abz ad- ada adb add ade adr adt adu adz aea aeb aed aee aer aet aeu aez ar- ara arb ard are arr art aru arz at- ata atb atd ate atr att atu atz au- aua aub aud aue aur aut auz az- aza azb azd aze azt azu azz b-u baa bab bad bae bar bat bau baz bba bbb bbd bbe bbr bbt bbu bda bdb bdd bde bdr bdt bdu bdz be- bea beb bed bee ber bet beu bez bra brb brd bre brr brt bru brz bta btb btd bte btr btt btu btz bua bub bud bue bur but buu buz bza bzd bze bzr bzu bzz daa dab dad dae dar dat dau daz dba dbb dbd dbe dbr dbt dbu dbz dda ddb ddd dde ddr ddt ddu ddz de- dea deb ded dee der det deu dez dra drb drd dre drr drt dru drz dta dtb dtd dte dtr dtt dtu dtz dua dub dud due dur dut duz dza dzb dzd dze dzr dzu eaa eab ead eae ear eat eau eaz eba ebb ebd ebe ebr ebt ebu ed- eda edb edd ede edr edt edu eea eeb eed eee eer eet era erb erd ere err ert eru erz eta etb etd ete etr ett etu etz eu- eua eub eud eue eur eut eze ezr ezz ra- raa rab rad rae rar rat rau raz rba rbb rbd rbe rbr rbt rbu rda rdb rdd rde rdr rdt rdu re- rea reb red ree rer ret reu rez rra rrb rrd rrr rrt rru rta rtb rtd rte rtr rtt rtu rtz rua rub rud rue rur rut ruu ruz rza rzb rze taa tab tad tae tar tat tau taz tba tbb tbd tbe tbr tbt tbu tbz tda tdb tdd tde tdr tdt tdu te- tea teb ted tee ter tet teu tez tra trb trd tre trr trt tru trz tta ttb ttd tte ttr ttt ttu tua tub tud tue tur tut tuu tuz tza tzd tze tzu ua- uaa uab uad uae uar uat uau uaz uba ubb ube ubr ubt ubu uda udb udd ude udr udt udu uea ueb ued uee uer uet ur- ura urb urd ure urr urt uru urz uta utb utd ute utr utt utu utz uua uue uur uut uuu uza uzb uzu zaa zab zad zar zat zaz zbb zbr zbt zdt zea zeb zed zee zer zet zez zta zte ztr zub zud zur zut zuz zzr zzt zzz

a-be aaaa aaab aaad aaae aaar aaba aabb aabd aabt aada aade aadt aadu aaea aara aard aare aart aaru aata aatt abaa abab abad abae abar abat abau abb- abba abbb abbe abbr abbt abda abdu abed abee aber abet abez abra abta abtu abua abud abue abut abza abzu adaa adab adad adae adar adat adba adda addd adde addr addu adea adeb adee ader adet adra adre adta adua adub adue adur adze aede aedt aeer aer- aera aerd aeta aetr aett arab arad arae arar arat arau arba arbe arda arde ardu area ared aree aret areu arr- arra arre arrr arrt arru arta arte artr artz arua arub arud arue arut arza arzu at-t ataa atab atad atae atar atat atdt atea ated atee ater atez atra atre atru atta atte attr attu atua atub atur auaa aube aude auer aur- aura aurd aure aut- aute aza- azab azad azar azat azaz azed azer azet azra azua azud azur azza baaa baad baar baat baaz baba babb babe babr babu bada badb badd bade badr badu baed baer baez bar- bara barb bard bare barr bart baru barz bata bate batt batu batz bau- baud baur baza baze bbad bbau bbbb bbdd bbeb bbet bd-r bead bear beat beau beba bebb bebe beda bede bedu beeb beed beer beet bera berd bere berr bert beru beta bete bett betu betz beur bezd beze bezu brab brad brae brat brau braz brda brdt brea breb bred bree brer bret brez brrr brud brue brut bruz brza btaa btdt btrt bttb buad buar buat buba bubb bube bubu buda budb budd bude budu buea buer bueu bur- bura burb burd bure burr burt buru burz but- buta bute butt butz buuz buza buze buzz bzer bzzt bzzz daab daad daae daar daau daba dabb dabt dabu dada dade dadu daeb daer daeu dara darb dard dare darr dart daru darz data date datr datt datu datz daub daud daue daur daut daze dazu dazz dbar dbtt dddd ddre ddub dead deae dear deau deba debe debt debu deda dedd dede dedu deeb deed deer deet der- dera derb dere derr deta dete detr deua deue deur deut deza deze draa drab drad drar drat drau drba drda drea dred dree dret drra drua drub drue drut druu dtaa dted duaa duab duad duar duat dub- duba dubb dube dubu duda dudd dude dudu duer duet dura dure durt duru duta dute duur duut dzar dzbb dzrr dzud dzur dzze eaba eada eadb eadd eara earb eard eare eart eata eate ebba ebbr ebed eber ebru ebur edad edar edda edde ede- edea eder edra edru edta edur eede eedu eeea eeee eera eeta eete eetu eeze erad erat erau eraz erba erbb erbe erda erde ereb ered erer eret erez erra erre erta ertu ertz erua erub erur etat etbr etee eter etra etre etta ette ettu etua etuz euba eude euer eur- eura eure eurt ezed ezer ezra ezuz raab raad raat raaz raba rabb rabe rabu rada radd rade radr radt radu raed raer rara rarb rare rarz rata rate ratt ratu ratz raua raub raud raue raut raza raze razr razz rbbb rbbr rder rea- read reae rear reat reau reba rebb rebe rebu