-er a-a a-b a-i aaa aab aae aah aai aao aap aar ab- aba abb abe abh abi abo abp abr aea aeb aee aeh aei aeo aep aer aha ahb ahe ahh ahi aho ahp ahr ai- aia aib aie aih aii aio aip air aoa aob aoe aoh aoi aoo aop aor ap- apa apb ape aph api apo app apr ar- ara arb are arh ari aro arp arr b-p baa bab bae bah bai bao bap bar bba bbb bbe bbh bbi bbo bbp bbr be- bea beb bee beh bei beo bep ber bha bhb bhe bhh bhi bho bhp bhr bi- bia bib bie bih bii bio bip bir boa bob boe boh boi boo bop bor bpa bpb bpe bph bpi bpo bpp bpr bra brb bre brh bri bro brp brr eaa eab eae eah eai eao eap ear eba ebb ebe ebh ebi ebo ebp ebr eea eeb eee eeo eep eer eha ehb ehe ehh ehi eho ehp ehr eia eib eie eii eio eip eir eo- eoa eob eoe eoh eoi eoo eop eor ep- epa epb epe eph epi epo epp epr era erb ere erh eri ero erp err h-i haa hab hae hah hai hao hap har hba hbb hbe hbh hbi hbo hbp hbr he- hea heb hee heh hei heo hep her hha hhb hhe hhh hhi hho hhp hhr hia hib hie hih hii hio hip hir hoa hob hoe hoh hoi hoo hop hor hpa hpb hpe hph hpi hpo hpp hpr hr- hra hrb hre hrh hri hro hrp hrr ia- iaa iab iae iah iai iao iap iar iba ibb ibe ibh ibi ibo ibp ibr ie- iea iee iei iep ier iha ihb ihe ihh ihi iho ihp ihr iia iib iie iih iii iio iip iir io- ioa iob ioe ioh ioi ioo iop ior ipa ipb ipe ipi ipo ipp ipr ir- ira irb ire iri iro irp irr o-i oaa oab oae oah oai oao oap oar ob- oba obb obe obh obi obo obp obr oea oeb oee oeh oei oeo oep oer oha ohe ohh ohi oho ohp ohr oia oib oie oii oio oip oir oo- ooa oob ooh ooi ooo oop oor op- opa opb ope oph opi opo opp opr or- ora orb ore orh ori oro orp orr p-p paa pab pae pah pai pao pap par pba pbb pbe pbi pbo pbp pbr pea peb pee peh pei peo pep per pha phb phe phi pho php phr pia pib pie pih pii pio pip pir poa pob poe poh poi poo pop por ppa ppb ppe pph ppi ppo ppp ppr pra prb pre prh pri pro prp prr ra- raa rab rae rah rai rao rap rar rba rbb rbe rbh rbi rbo rbp rbr re- rea reb ree reh rei reo rep rer rh- rha rhb rhe rhh rhi rho rhp rhr ria rib rie rih rii rio rip rir roa rob roe roh roi roo rop ror rpa rpb rpe rph rpi rpo rpp rpr rra rrb rrh rri rrp rrr

a-be a-ha a-ii aaaa aaab aaae aaah aaai aaap aaar aaba aabb aabh aabi aabp aaea aaep aaha aaib aaii aaoe aaoo aapa aaph aapi aapo aara aare aari aaro aarp abaa abab abae abai abap abar abb- abba abbb abbe abbi abbo abbr abee aber abha abhi abho abhr abia abib abie abir aboa abob aboh aboo abor abpa abpi abpp abpr abra abri abro aeap aebi aeer aeio aer- aera aeri aero ahab ahah ahai ahar ahha ahio ahip ahir ahoa ahoe ahop ahor ahra ahre ahrr aiai aiba aibo aiea aiee aiha aiho aiia aiib aiir aioi aipa aipe aiph aipi aira aire airh airi airo airp aoah aoba aopo aora aorb apah apai apao apap apar apba apbr apea apeh apep aper aph- apha api- apia apie apio apip apo- apoe apoo apop apor appa apph appr apra apre apri apro arab arae arah arai arap arar arba arbe arbh arbi area aree areh arei areo arep arh- aria arib arie arii ario arip aroa arob aroe aroi aroo aror arpa arpe arpi arr- arra arre arrh arri arro arrr ba-i baaa baah baar baba babb babe babi babo babr baer baha bahi baho bahr baia baib baie baio bair baoh bapa bape bapi bapp bar- bara barb bare barh bari baro barr bbbb bbeb bbpr beah beap bear beba bebb bebe bebi bebo beeb beep beer behr beia beir beo- beor bepo bera bere beri bero berr bhai bhao bhar bher bhie bhir bhoi bhor bhra biao biap biar biba bibb bibe bibi bibo bieb bier biha bihe bihi bio- bioi bipa bipp bira birb bire biri biro birr boab boai boar boba bobb bobe bobi bobo boea boee boeo boep boer boha boho bohr boi- boie boii boob booe booh boop boor bopa bope bopp bor- bora bore borh bori boro borr bpai bpea bpoe brab brae brah brai brao brea breb bree brei breo brep brer bria brie brih brio broa brob broe broh broo bror brrr eaba eabh eaop eapp eara earb eare earh earo earp ebba ebbo ebbr eber eboe eboo ebor ebpo ebro eeea eeee eera eero ehaa ehea eheh eher ehre eiao eiei eier eiha eiho eipo eipr eira eire eoir eora eore eori epaa epee eper eph- epha ephi epi- epia epie epip epor eppa eppo eppp epra eprb epro eprp erap erba erbb erbe ereb erei erer eria erie erih erio erob eroe eroi eroo erpa erpe erra erre erro h-ii haab haar haba habe habi habo haha haho haie hair haor hapa hape hapi happ hara hare harh hari haro harp harr hbar hbio heah heap hear hebb hebe hebi hebo hebr heeb heep heer hehe heho heia heie heih heir heor hepa hepe hepi hepp hera herb here heri hero herp herr hhaa hhhh hhip hhpa hiaa hiab hiar