-er a-a a-b aaa aab aad aae aah aao aar ab- aba abb abd abe abh abo abr ad- ada adb add ade adh ado adr aea aeb aed aee aeh aeo aer aha ahb ahd ahe ahh aho ahr aoa aob aod aoe aoh aoo aor ar- ara arb ard are arh aro arr baa bab bad bae bah bao bar bba bbb bbd bbe bbh bbo bbr bda bdb bdd bde bdh bdo bdr be- bea beb bed bee beh beo ber bha bhb bhd bhe bhh bho bhr boa bob bod boe boh boo bor bra brb brd bre brh bro brr daa dab dad dae dah dao dar dba dbb dbd dbe dbh dbo dbr dda ddb ddd dde ddh ddo ddr de- dea deb ded dee deh deo der dh- dha dhb dhd dhe dhh dho dhr doa dob dod doe doh doo dor dra drb drd dre dro drr eaa eab ead eae eah eao ear eba ebb ebd ebe ebh ebo ebr ed- eda edb edd ede edh edo edr eea eeb eed eee eeo eer eha ehb ehd ehe ehh eho ehr eo- eoa eob eod eoe eoh eoo eor era erb erd ere erh ero err haa hab had hae hah hao har hba hbb hbd hbe hbh hbo hbr hda hdb hdd hde hdh hdo hdr he- hea heb hed hee heh heo her hha hhb hhd hhe hhh hho hhr hoa hob hod hoe hoh hoo hor hr- hra hrb hrd hre hrh hro hrr oaa oab oad oae oah oao oar ob- oba obb obd obe obh obo obr oda odb odd ode odh odo odr oea oeb oed oee oeh oeo oer oha ohd ohe ohh oho ohr oo- ooa oob ood ooh ooo oor or- ora orb ord ore orh oro orr ra- raa rab rad rae rah rao rar rba rbb rbd rbe rbh rbo rbr rda rdb rdd rde rdh rdo rdr re- rea reb red ree reh reo rer rh- rha rhb rhd rhe rhh rho rhr roa rob rod roe roh roo ror rra rrb rrd rrh rrr

a-be a-do a-ha aaaa aaab aaad aaae aaah aaar aaba aabb aabd aabh aada aade aaea aaha aaoe aaoo aara aard aare aaro abaa abab abad abae abar abb- abba abbb abbe abbo abbr abda abdo abed abee aber abha abho abhr aboa abob abod aboh aboo abor abra abro adaa adab adad adae adah adao adar adba adda addd adde addo addr adea adeb adee adeh adeo ader adha adhd adho adob adod adoe adoo ador adra adre adro aede aeer aer- aera aerd aero ahab ahad ahah ahar ahed ahha ahoa ahod ahoe ahor ahra ahre ahrr aoah aoba aodh aora aorb arab arad arae arah arar arba arbe arbh arda arde ardo area ared aree areh areo arh- aroa arob arod aroe aroo aror arr- arra arre arrh arro arrr baaa baad baah baar baba babb babe babo babr bada badb badd bade badh bado badr baed baer baha baho bahr baoh bar- bara barb bard bare barh baro barr bbad bbbb bbdd bbdo bbeb bd-r bddh bead beah bear beba bebb bebe bebo beda bede bedo beeb beed beer behr beo- beod beor bera berd bere bero berr bhao bhar bher bhor bhra boab boad boar boba bobb bobe bobo boda bodb bode bodh bodo boea boee boeo boer boha bohd boho bohr boob bood booe booh boor bor- bora bord bore borh boro borr brab brad brae brah brao brda brdo brea breb bred bree breo brer broa brob brod broe broh broo bror brrr d-bo daab daad daae daar daba dabb dabo dada dade dado daeb daer daha dahe dara darb dard dare daro darr dbar dddd ddre dead deae dear deba debe deda dedd dede dedo deeb deed deer deha deor der- dera derb dere dero derr dhaa dhad dhao dhar dhed dhee dher dhod dhor doab doae doar doba dobb dobe dod- doda dodd dode dodo doea doer doha dohr doob dood door dora dord dore doro dorr draa drab drad drar drba drda drea dred dree dreh 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 eera eero ehaa ehdd ehea eheh eher ehre eode eora eore erad erba erbb erbe erda erde ereb ered erer erob erod eroe eroo erra erre erro haab haad haar haba habe habo hada hade hadh haed haha haho haor hara hard hare harh haro harr hbar hdda hdod hdra head heah hear hebb hebe hebo hebr heda hedd hede hedo heeb heed heer hehe heho heor hera herb herd here hero herr hhaa hhhh hoad hoar hoba hobe hobo hoda hode hodh hodr hoed hoer hoha hohe hoho hood hooe hoor hora hord hore horo horr hrad hree hrob hrod o-eo oade oaer oahe oara oare obad obba obbo obea obed ober oboe obor obra obre obrh obro odah odbo odda oddd odea oded odeo oder odoh odoo odor odra oedo oera oere ohad ohba ohbe ohed ohee oher ohho ohob ohoh ohra ohre ooaa ooba oobe ooda ooer ooha ooho oooh oooo oora oord oore orab orad orae orah orao orar orba orbb orbe orbo orda orde ordo ore- orea oreb ored oreh oreo orer orhe oro- oroe oror orra orro raab raad raba rabb rabe rabo rada radd rade radh rado radr raed raer raha rahe rahr raob raoh rara rarb rare raro rbbb rbbr rboh rder rea- read reae reao rear reba rebb rebe rebo reda redd rede redh redo redr reeb reed reha rehb rehe reod rera rerd rere rero rhae rhea rheb rhee rheo rhoa rhob rhod rhoh roab road roar rob- roba robb robe robo roda rodd rode rodo roea roed roer roha rohe rohr roob rood roor rora rore roro rrad