a-a a-b a-z aaa aab aad aao aar aav aaz ab- aba abb abd abo abr abv abz ad- ada adb add ado adr adv adz aoa aob aod aoo aor aov ar- ara arb ard aro arr arv arz av- ava avb avd avo avr avz az- aza azb azd azo azz baa bab bad bao bar bav baz bba bbb bbd bbo bbr bda bdb bdd bdo bdr bdv bdz boa bob bod boo bor bov boz bra brb brd bro brr brv brz bva bvb bvd bvo bvr bvv bza bzd bzo bzr bzz daa dab dad dao dar dav daz dba dbb dbd dbo dbr dbv dbz dda ddb ddd ddo ddr ddz doa dob dod doo dor dov doz dra drb drd dro drr drv drz dva dvb dvd dvr dza dzb dzd dzo dzr oaa oab oad oao oar oav ob- oba obb obd obo obr obv oda odb odd odo odr odv oo- ooa oob ood ooo oor oov or- ora orb ord oro orr orv orz ov- ova ovb ovd ovo ovv oza ozo ozz ra- raa rab rad rao rar rav raz rba rbb rbd rbo rbr rda rdb rdd rdo rdr rdv roa rob rod roo ror rov roz rra rrb rrd rrr rva rvb rvd rvo rvr rvv rza rzb rzo v-a vaa vab vad vao var vav vaz vba vbd vbo vbr vbv vbz vdb vdd vdo vdr vdv voa vob vod voo vor vov voz vra vrb vrd vrr vva vvb vvo vvr vvv vvz zaa zab zad zao zar zav zaz zbb zbr zbv zdv zo- zoa zob zod zoo zor zro zzr zzz

a-do aaaa aaab aaad aaar aaav aaba aabb aabd aada aaoo aara aard aaro aava abaa abab abad abar abb- abba abbb abbo abbr abda abdo aboa abob abod aboo abor abov abra abro abva abvd abza adaa adab adad adao adar adba adda addd addo addr adob adod adoo ador adra adro advb aoba aora aorb arab arad arar arba arda ardo aroa arob arod aroo aror aroz arr- arra arro arrr arva arvo arza arzo avab avao avar avaz avda avor avra avro avva avvo aza- azab azad azar azaz azo- azoo azor azov azra azza azzo baaa baad baar baaz baba babb babo babr bada badb badd bado badr bar- bara barb bard baro barr barz bava baza bazo bbad bbbb bbdd bbdo bd-r bdav boab boad boar boaz boba bobb bobo boda bodb bodo boob bood boor booz bor- bora bord boro borr borz bova bovo boza bozo brab brad brao brav braz brda brdo broa brob brod broo bror broz brrr brza bzzz d-bo daab daad daar daba dabb dabo dada dado dara darb dard daro darr darz dava dazz dbar dddd doab doar doba dobb dod- doda dodd dodo doob dood door dora dord doro dorr doza dozo draa drab drad drar drba drda drob drod droz drra dvar dvda dvdr dvoa dvor dvra dzar dzbb dzor dzrr dzrv dzvr dzvv oara obad obba obbo obor obra obro odbo odda oddd odoo odor odra odva ooaa ooba ooda oooo oora oord orab orad orao orar orav orba orbb orbo orda ordo oro- oror oroz orra orro orvr orzo ovar ovda ovo- ovod ovoo ovra ozar ozd raab raad raaz raba rabb rabo rada radd rado radr raob rara rarb raro rarz rava raza razo razr razz rbbb rbbr roab road roar rob- roba robb robo roda rodd rodo roob rood roor rooz rora roro rova rovo roza rozz rrad rrrr rzab rzav vaad vaar vada vado vara vard varr vava vaza voad voar voda vodo voor vor- vora vord voro vrav vraz vrba vvob vvvv z-ro zaar zaav zaba zabo zabr zada zara zarb zard zaro zarr zaza zbar zdar zoar zobo zoda zodd zoo- zora zorb zord zoro zoza zozo zvab zzzz

-aaa- -abad aabaa aabba aabra abaab ababa abada abara abava abaza abbad abbar abbod aboab aboad abobo abood abora abord abovo abrad abrar abrod abzar adaba adada adado adara adaro adava addra adoar adobo adodb adoor adora adoro adrad adrar adroa ar-ab arab- araba arabo arada arado araoz arara arava arbab arbar arbaz arbor ardab ardod ardor ardra aroab aroad aroar aroba aroor arora arroz arvad arvar arzoo avaaz avara avard avaro avaza avoda avord azaad azada azara azbar azovo azrar baard baava babar babdo baboo babra badao badar baddo badod badoo badra baoro baraa barab barad barao barar baraz barba barda bardo baro- baroa baroo baror barra barro barva barza bavar bavra bazar bazoo bdoor bo-bo boada board boaro bobar bobov bobr bodd- bodor bodva bodza booba boora boord booza borba borbo borda bordo boro- boroa borod boroo borov borra borro borvo borza bozab bozar bozoo bozov brada brard brava bravo braza brazo brdda broad brobo broda brodd brodo brood brora brova brrar brrrr bzova d-a-d d-rad d-rod daada daara daava dabar dabba dabra dadao dadar dadda daddo dadoo dadra dadva daraa darab darba darda dardo darod daroo darra darro darva darza davao davar davod davor ddddd do-do doaba doado doboz dobra dobro dodab dodad dodoo dodro dooab dooar doodo doora dorab dorad dorra dozor dozza draba drava draz draza drbob drobo drood drozd drvar drzov dvd-d dvd-r o-r-b oaror obaba obara obava obodo obora oboro obrab obrad obraz obrov obrva obzor odaba odara oddba ooooo oovoo oozoa oraba orara orava orbad ordaz ordro orobo orodo orvar ovada ovar- ovaro ozara ozora ozoro ozvar ra-ra raaba raaor raard rabab rabad rabba rabda rabor radar radvd ravar ravaz ravda raz-b razab razar razoo razor razzo rdovo ro-ro roadb robab robar robbo robo- robor rodbo rodda rodor rooba rorra rozar rozov v-bob v-bor vaada vaara vadao vaddo vadra varab varad varaz varbo varda vardo varor varra varro varva varzo vavad vavar vavra vazov vdara voord vorab vorda vorra vrbov vzaar za-za zaara zabad zabar zabor zabra zadar zador zadov zadro zaora zarab zarda zarra zarza zavar zavod zazar zazzo zbarz zdzar zoara zobar zorba