-er a-a a-b aaa aab aad aae aah aak aao aar ab- aba abb abd abe abh abk abo abr ad- ada adb add ade adh adk ado adr aea aeb aed aee aeh aek aeo aer aha ahb ahd ahe ahh ahk aho ahr aka akb akd ake akh akk ako akr aoa aob aod aoe aoh aok aoo aor ar- ara arb ard are arh ark aro arr baa bab bad bae bah bak bao bar bba bbb bbd bbe bbh bbk bbo bbr bda bdb bdd bde bdh bdk bdo bdr be- bea beb bed bee beh bek beo ber bha bhb bhd bhe bhh bhk bho bhr bka bkb bke bkk bko bkr boa bob bod boe boh bok boo bor bra brb brd bre brh brk bro brr daa dab dad dae dah dak dao dar dba dbb dbd dbe dbh dbk dbo dbr dda ddb ddd dde ddh ddk ddo ddr de- dea deb ded dee deh dek deo der dh- dha dhb dhd dhe dhh dhk dho dhr dka dkb dke dkk dko dkr doa dob dod doe doh dok doo dor dra drb drd dre drk dro drr eaa eab ead eae eah eak eao ear eba ebb ebd ebe ebh ebk ebo ebr ed- eda edb edd ede edh edk edo edr eea eeb eed eee eek eeo eer eha ehb ehd ehe ehh eho ehr eka ekb ekd eke ekh eko ekr eo- eoa eob eod eoe eoh eok eoo eor era erb erd ere erh erk ero err haa hab had hae hah hak hao har hba hbb hbd hbe hbh hbk hbo hbr hda hdb hdd hde hdh hdk hdo hdr he- hea heb hed hee heh hek heo her hha hhb hhd hhe hhh hhk hho hhr hka hkb hkd hkh hkk hko hkr hoa hob hod hoe hoh hok hoo hor hr- hra hrb hrd hre hrh hrk hro hrr ka- kaa kab kad kae kah kak kao kar kba kbb kbd kbe kbh kbk kbo kbr kda kdb kde kdh kdk kdo kdr ke- kea keb ked kee keh kek keo ker kha khe khh khk kho khr kkb kke kkh kkk kkr koa kob kod koe koh kok koo kor kra krd krk kro krr oaa oab oad oae oah oak oao oar ob- oba obb obd obe obh obk obo obr oda odb odd ode odh odo odr oea oeb oed oee oeh oeo oer oha ohd ohe ohh oho ohr oka okb okd oke okk oko okr oo- ooa oob ood ooh ook ooo oor or- ora orb ord ore orh ork oro orr ra- raa rab rad rae rah rak rao rar rba rbb rbd rbe rbh rbk rbo rbr rda rdb rdd rde rdh rdo rdr re- rea reb red ree reh rek reo rer rh- rha rhb rhd rhe rhh rho rhr rkb rke rkk rko roa rob rod roe roh rok roo ror rra rrb rrd rrh rrk rrr

a-ak a-be a-do a-ha a-ok aaaa aaab aaad aaae aaah aaar aaba aabb aabd aabh aada aade aaea aaha aahk aaka aake aaoe aaoo aara aard aare aaro abaa abab abad abae abak abar abb- abba abbb abbe abbo abbr abda abdo abed abee aber abha abho abhr aboa abob abod aboh abok aboo abor abra abro adaa adab adad adae adah adak adao adar adba adda addd adde addo addr adea adeb adee adeh adeo ader adha adhd adho adob adod adoe adok adoo ador adra adre adro aede aeer aeka aer- aera aerd aero ahab ahad ahah ahar ahed ahha ahoa ahod ahoe ahok ahor ahra ahre ahrr akaa akae akah akao akar aked akee aker akha akka akko akok akr- akra akre aoah aoba aodh aora aorb arab arad arae arah arak arar arba arbe arbh arda arde ardo area ared aree areh arek areo arh- arka arke arkh arko aroa arob arod aroe aroo aror arr- arra arre arrh arrk arro arrr baaa baad baah baak baar baba babb babe babo babr bada badb badd bade badh bado badr baed baek baer baha baho bahr bak- baka bake bakh bako bakr baoh bar- bara barb bard bare barh bark baro barr bbad bbbb bbdd bbdo bbeb bd-r bddh bead beah beak bear beba bebb bebe bebo beda bede bedo beeb beed beek beer behr beka beke beko beo- beod beok beor bera berd bere berk bero berr bhao bhar bher bhor bhra boab boad boak boar boba bobb bobe bobo boda bodb bode bodh bodo boea boee boeo boer boha bohd boho bohr boka boke boko boob bood booe booh book boor bor- bora bord bore borh bork boro borr brab brad brae brah brak brao brda brdo brea breb bred bree brek breo brer brka brkb broa brob brod broe broh brok broo bror brrr d-bo daab daad daae daar daba dabb dabo dada dade dado daeb daer daha dahe daka dake dako dara darb dard dare dark daro darr dbar dddd ddre dead deae deak dear deba debe deda dedd dede dedo deeb deed deek deer deha dek- deka deke dekh deor der- dera derb dere derk dero derr dhaa dhad dhak dhao dhar dhed dhee dher dhod dhor dkba doab doae doak doar doba dobb dobe dod- doda dodd dode dodo doea doek doer doha dohr doka doke doko doob dood dook door dora dord dore dork doro dorr draa drab drad drak drar drba drda drea dred dree dreh drek drob drod droh drra eaba eabh eada eadb eadd eara earb eard eare earh earo ebba ebbo ebbr ebed eber eboe eboo ebor ebro edad edah edar edda edde eddo ede- edea edeh eder edod edra eede eeea eeee eeka eeke eera eero ehaa ehdd ehea eheh eher ehre eka- ekab ekeb eked ekek eker ekho ekka ekoa eode eoka eora eore erad erba erbb erbe erda erde ereb ered erer erke erob erod eroe eroo erra erre erro haab haad