-er a-a a-b a-i aaa aab aad aae aah aai aao aar aax ab- aba abb abd abe abh abi abo abr abx ad- ada adb add ade adh adi ado adr adx aea aeb aed aee aeh aei aeo aer aex aha ahb ahd ahe ahh ahi aho ahr ahx ai- aia aib aid aie aih aii aio air aix aoa aob aod aoe aoh aoi aoo aor aox ar- ara arb ard are arh ari aro arr arx ax- axa axe axh axi axo axr axx baa bab bad bae bah bai bao bar bax bba bbb bbd bbe bbh bbi bbo bbr bbx bda bdb bdd bde bdh bdi bdo bdr bdx be- bea beb bed bee beh bei beo ber bex bha bhb bhd bhe bhh bhi bho bhr bhx bi- bia bib bid bie bih bii bio bir bix boa bob bod boe boh boi boo bor box bra brb brd bre brh bri bro brr brx bxb bxd bxi bxo bxx daa dab dad dae dah dai dao dar dax dba dbb dbd dbe dbh dbi dbo dbr dbx dda ddb ddd dde ddh ddi ddo ddr ddx de- dea deb ded dee deh dei deo der dex dh- dha dhb dhd dhe dhh dhi dho dhr di- dia dib did die dih dii dio dir dix doa dob dod doe doh doi doo dor dox dra drb drd dre dri dro drr drx dxd dxi dxo dxr dxx eaa eab ead eae eah eai eao ear eax eba ebb ebd ebe ebh ebi ebo ebr ebx ed- eda edb edd ede edh edi edo edr edx eea eeb eed eee eeo eer eex eha ehb ehd ehe ehh ehi eho ehr eia eib eid eie eii eio eir eix eo- eoa eob eod eoe eoh eoi eoo eor era erb erd ere erh eri ero err ex- exa exd exe exh exi exo exr exx h-i haa hab had hae hah hai hao har hax hba hbb hbd hbe hbh hbi hbo hbr hbx hda hdb hdd hde hdh hdi hdo hdr hdx he- hea heb hed hee heh hei heo her hex hha hhb hhd hhe hhh hhi hho hhr hia hib hid hie hih hii hio hir hix hoa hob hod hoe hoh hoi hoo hor hox hr- hra hrb hrd hre hrh hri hro hrr hxd i-d ia- iaa iab iad iae iah iai iao iar iba ibb ibd ibe ibh ibi ibo ibr ibx ida idb idd ide idh idi ido idr idx ie- iea ied iee iei ier iex iha ihb ihd ihe ihh ihi iho ihr iia iib iid iie iih iii iio iir iix io- ioa iob iod ioe ioh ioi ioo ior ir- ira irb ird ire iri iro irr irx ixe ixi o-i oaa oab oad oae oah oai oao oar oax ob- oba obb obd obe obh obi obo obr obx oda odb odd ode odh odi odo odr oea oeb oed oee oeh oei oeo oer oex oha ohd ohe ohh ohi oho ohr oia oib oid oie oii oio oir oo- ooa oob ood ooh ooi ooo oor oox or- ora orb ord ore orh ori oro orr orx ox- oxa oxb oxi oxo oxx ra- raa rab rad rae rah rai rao rar rax rba rbb rbd rbe rbh rbi rbo rbr rbx rda rdb rdd rde rdh rdi rdo rdr rdx re- rea reb red ree reh rei reo rer rex rh- rha rhb rhd rhe rhh rhi rho rhr ria rib rid rie rih rii rio rir rix roa rob rod roe roh roi roo ror rox rra rrb rrd rrh rri rrr rxr xaa xad xar xbe xbr xbx xda xdb xde xdh xdi xdr xed xee xer xex xhd xia xie xii xio xix xoa xod xoi xoo xor xox xrd xrx xxi xxo xxx

a-be a-do a-ha a-ii aaaa aaab aaad aaae aaah aaai aaar aaba aabb aabd aabh aabi aada aade aadi aaea aaha aaib aaii aaoe aaoo aara aard aare aari aaro abaa abab abad abae abai abar abax abb- abba abbb abbe abbi abbo abbr abda abdi abdo abed abee aber abha abhi abho abhr abia abib abid abie abir aboa abob abod aboh aboo abor abox abra abri abro adaa adab adad adae adah adai adao adar adba adbi adda addd adde addi addo addr adea adeb adee adeh adeo ader adha adhd adhi adho adia adib adie adio adir adob adod adoe adoo ador adox adra adre adro aebi aede aeer aeio aer- aera aerd aeri aero ahab ahad ahah ahai ahar ahdi ahed ahex ahha ahio ahir ahoa ahod ahoe ahor ahra ahre ahrr aiai aiba aibo aida aidb aide aidi aidr aiea aiee aiha aiho aiia aiib aiid aiir aioi aira aird aire airh airi airo airx aixa aixi aoah aoba aodh aora aorb arab arad arae arah arai arar arax arba arbe arbh arbi arda arde ardi ardo area ared aree areh arei areo arex arh- aria arib arid arie arii ario aroa arob arod aroe aroi aroo aror arr- arra arre arrh arri arro arrr axar axed axer axi- axia axie axo- axoa axxo ba-i ba-x baaa baad baah baar baba babb babe babi babo babr bada badb badd bade badh badi bado badr baed baer baha bahi baho bahr baia baib baid baie baio bair baix baoh bar- bara barb bard bare barh bari baro barr barx baxi bbad bbbb bbdd bbdo bbeb bbox bd-r bddh bdii bead beah bear beba bebb bebe bebi bebo beda bede bedi bedo beeb beed beer behr beia beir beo- beod beor bera berd bere beri bero berr bhai bhao bhar bher bhie bhir bhoi bhor bhra biad biao biar biba bibb bibe bibi bibo bida bide bidi bido bidr bidx bieb bied bier biha bihe bihi bio- bioi biox bira birb bird bire biri biro birr birx bixa bixi boab boad boai boar boba bobb bobe bobi bobo