a-a a-b a-i aaa aab aag aai aam aao aap aar ab- aba abb abg abi abm abo abp abr ag- aga agb agg agi agm ago agp agr ai- aia aib aig aii aim aio aip air ama amb amg ami amm amo amp amr aoa aob aog aoi aom aoo aop aor ap- apa apb apg api apm apo app apr ar- ara arb arg ari arm aro arp arr b-p baa bab bag bai bam bao bap bar bba bbb bbg bbi bbm bbo bbp bbr bga bgb bgg bgi bgm bgo bgp bgr bi- bia bib big bii bim bio bip bir bma bmb bmg bmi bmm bmo bmp bmr boa bob bog boi bom boo bop bor bpa bpb bpg bpi bpm bpo bpp bpr bra brb brg bri brm bro brp brr g-p gaa gab gag gai gam gao gap gar gba gbg gbi gbm gbo gbp gbr gga ggb ggg ggi ggm ggo ggp ggr gia gib gig gii gim gio gip gir gma gmb gmg gmi gmm gmo gmp gmr goa gob gog goi gom goo gop gor gpa gpb gpg gpi gpm gpo gpp gpr gra grb grg gri grm gro grp grr ia- iaa iab iag iai iam iao iap iar iba ibb ibg ibi ibm ibo ibp ibr iga igb igg igi igm igo igp igr iia iib iii iim iio iip iir im- ima imb img imi imm imo imp io- ioa iob iog ioi iom ioo iop ior ipa ipb ipg ipi ipm ipo ipp ipr ir- ira irb irg iri irm iro irp irr m-o m-r maa mab mag mai mam mao map mar mba mbb mbg mbi mbm mbo mbp mbr mga mgb mgi mgm mgo mgp mgr mi- mia mib mig mii mim mio mip mir mma mmb mmg mmi mmm mmo mmp mmr moa mob mog moi mom moo mop mor mpa mpb mpg mpi mpm mpo mpp mpr mra mrb mrg mri mrm mro mrp mrr o-i oaa oab oag oai oam oao oap oar ob- oba obb obg obi obm obo obp obr oga ogg ogi ogo ogp oia oib oii oim oio oip oir om- oma omb omg omi omm omo omp omr oo- ooa oob oog ooi oom ooo oop oor op- opa opb opg opi opm opo opp opr or- ora orb org ori orm oro orp orr p-p paa pab pag pai pam pao pap par pba pbb pbg pbi pbm pbo pbp pbr pga pgb pgg pgi pgm pgo pgp pgr pia pib pig pii pim pio pip pir pma pmb pmg pmi pmm pmo pmp pmr poa pob pog poi pom poo pop por ppa ppb ppg ppi ppm ppo ppp ppr pra prb prg pri prm pro prp prr ra- raa rab rag rai ram rao rap rar rba rbb rbg rbi rbm rbo rbp rbr rga rgb rgg rgi rgo rgp rgr ria rib rig rii rim rio rip rir rma rmb rmg rmi rmm rmo rmp rmr roa rob rog roi rom roo rop ror rpa rpb rpg rpi rpm rpo rpp rpr rra rrb rrg rri rrm rrp rrr

a-ii aaaa aaab aaai aaam aaap aaar aaba aabb aabi aabm aabp aaib aaii aama aamb aami aamo aamp aamr aaoo aapa aapi aapm aapo aara aari aarm aaro aarp abaa abab abag abai abam abap abar abb- abba abbb abbi abbo abbr abia abib abig abim abir abma abmb aboa abob aboo abor abpa abpi abpm abpp abpr abra abri abro ag-o agag agai agam agao agap agar agba agbo agga aggi agia agib agig agii agim agio agip agir agma agob agog agoo agra agri agro agrp aiai aiba aibo aiga aigo aiia aiib aiir aimi aimm aimo aimp aioi aipa aipi aira airi airo airp amaa amag amai amam amap amar amb- amba ambi ambo ambr amga amia amib amii amip amir amm- amma ammi ammo amob amog amoi amoo amor ampa ampm ampo amra amri amro aoba aogm aoma aomg aopo aora aorb apai apam apao apap apar apba apbg apbr apga api- apia apig apim apio apip apma apo- apom apoo apop apor appa appr apra apri apro arab arag arai aram arap arar arba arbi arga argb argi argo aria arib arig arii arim ario arip arma armi armm armo aroa arob aroi arom aroo aror arpa arpi arr- arra arrg arri arro arrr ba-i baaa baam baar baba babb babi babm babo babr baga bagg bagi bago baia baib baig baio bair bama bamb bami bamm bamp bapa bapi bapp bar- bara barb barg bari barm baro barr bbbb bbga bbgm bbmg bbpr bbrg bgia biao biap biar biba bibb bibi bibo biga bigb bigg bigo bima bimo bio- biog bioi bipa bipm bipp bira birb birg biri biro birr bmaa bmag bmir bmmi bmop boab boag boai boar boba bobb bobi bobo boga bogg bogi bogo boi- boii boim boma bomb bomi bomp boob boog boom boop boor bopa bopp bor- bora borg bori borm boro borr bpai brab brag brai bram brao bria brig brim brio broa brob brog brom broo bror brrm brrr gaap gaar gaba gabb gabi gabo gabp gabr gaga gagg gagi gago gaia gaig gaip gair gam- gama gamb gami gamm gamo gamp gapa gapi gapp gara garb garg gari garm garo garp garr gbag gbap gbbo gggg ggpo giaa giai giam giap giba gibb giga gigg gigi gigo gima gimo gimp giog gioi giop gipa gipi gipp gira girg giri giro girr gmmr gmpi goai goam goar goba gobi gobo goga gogi gogo goip goma gomb gomi gomo goog gooi goom goop goor gopi gopo gora gorb gorg gori gorm goro gorp gorr gpaa gpam gpgp gpip gpra gprp grab grai gram grap grbr gria grib grig grim grip grob grog groi grom groo grop gror grrr i-go iaaa iaai iaap iaba iabm iago iaia iaim iama iamb iami iamp iapa iapm iapp iara ibar ibbm ibga ibia