a-a a-b a-i aaa aab aag aai aao aap aar ab- aba abb abg abi abo abp abr ag- aga agb agg agi ago agp agr ai- aia aib aig aii aio aip air aoa aob aog aoi aoo aop aor ap- apa apb apg api apo app apr ar- ara arb arg ari aro arp arr b-p baa bab bag bai bao bap bar bba bbb bbg bbi bbo bbp bbr bga bgb bgg bgi bgo bgp bgr bi- bia bib big bii bio bip bir boa bob bog boi boo bop bor bpa bpb bpg bpi bpo bpp bpr bra brb brg bri bro brp brr g-p gaa gab gag gai gao gap gar gba gbg gbi gbo gbp gbr gga ggb ggg ggi ggo ggp ggr gia gib gig gii gio gip gir goa gob gog goi goo gop gor gpa gpb gpg gpi gpo gpp gpr gra grb grg gri gro grp grr ia- iaa iab iag iai iao iap iar iba ibb ibg ibi ibo ibp ibr iga igb igg igi igo igp igr iia iib iii iio iip iir io- ioa iob iog ioi ioo iop ior ipa ipb ipg ipi ipo ipp ipr ir- ira irb irg iri iro irp irr o-i oaa oab oag oai oao oap oar ob- oba obb obg obi obo obp obr oga ogg ogi ogo ogp oia oib oii oio oip oir oo- ooa oob oog ooi ooo oop oor op- opa opb opg opi opo opp opr or- ora orb org ori oro orp orr p-p paa pab pag pai pao pap par pba pbb pbg pbi pbo pbp pbr pga pgb pgg pgi pgo pgp pgr pia pib pig pii pio pip pir poa pob pog poi poo pop por ppa ppb ppg ppi ppo ppp ppr pra prb prg pri pro prp prr ra- raa rab rag rai rao rap rar rba rbb rbg rbi rbo rbp rbr rga rgb rgg rgi rgo rgp rgr ria rib rig rii rio rip rir roa rob rog roi roo rop ror rpa rpb rpg rpi rpo rpp rpr rra rrb rrg rri rrp rrr

a-ii aaaa aaab aaai aaap aaar aaba aabb aabi aabp aaib aaii aaoo aapa aapi aapo aara aari aaro aarp abaa abab abag abai abap abar abb- abba abbb abbi abbo abbr abia abib abig abir aboa abob aboo abor abpa abpi abpp abpr abra abri abro ag-o agag agai agao agap agar agba agbo agga aggi agia agib agig agii agio agip agir agob agog agoo agra agri agro agrp aiai aiba aibo aiga aigo aiia aiib aiir aioi aipa aipi aira airi airo airp aoba aopo aora aorb apai apao apap apar apba apbg apbr apga api- apia apig apio apip apo- apoo apop apor appa appr apra apri apro arab arag arai arap arar arba arbi arga argb argi argo aria arib arig arii ario arip aroa arob aroi aroo aror arpa arpi arr- arra arrg arri arro arrr ba-i baaa baar baba babb babi babo babr baga bagg bagi bago baia baib baig baio bair bapa bapi bapp bar- bara barb barg bari baro barr bbbb bbga bbpr bbrg bgia biao biap biar biba bibb bibi bibo biga bigb bigg bigo bio- biog bioi bipa bipp bira birb birg biri biro birr boab boag boai boar boba bobb bobi bobo boga bogg bogi bogo boi- boii boob boog boop boor bopa bopp bor- bora borg bori boro borr bpai brab brag brai brao bria brig brio broa brob brog broo bror brrr gaap gaar gaba gabb gabi gabo gabp gabr gaga gagg gagi gago gaia gaig gaip gair gapa gapi gapp gara garb garg gari garo garp garr gbag gbap gbbo gggg ggpo giaa giai giap giba gibb giga gigg gigi gigo giog gioi giop gipa gipi gipp gira girg giri giro girr goai goar goba gobi gobo goga gogi gogo goip goog gooi goop goor gopi gopo gora gorb gorg gori goro gorp gorr gpaa gpgp gpip gpra gprp grab grai grap grbr gria grib grig grip grob grog groi groo grop gror grrr i-go iaaa iaai iaap iaba iago iaia iapa iapp iara ibar ibga ibia ibra ibri ibro igar igba igbo igga igia igoo igor igpa igra igri iiii iiio iioi iioo iiop iipa iira ioba iobi ioii ioio iooi iooo iora iorg iori ipba ipop ippa ippo ippr ipri irai irao irap irar irbp iri- iria irig irio irip irob irop irpa irra irri oapi oara obai obba obbo obia oboi obor obra obri obro ogai ogar ogb ogba oggi ogoa ogog ogoi ogra ogri ogro oiba oigo oiii oira ooaa ooba oobi ooia oooo oora opap opar opia opii opio opo- opor oppa oppi oppo opra orab orai orao orar orba orbb orbi orbo orga orgo ori- oria orig orio oro- oror orpi orra orri orro paag paap paar paba paga pagb pago paia paib paig paio paip pair papa papb papg papi papp papr par- para parg pari paro parp parr pbar pbpa pgaa pgia pgib piai piao pibb pibi piga pigb pigg pigo pigp piia piip piob pipa pipi pipo pipp pira pirg piri piro pirr poar poba pobo pogg pogo poia poio poop poor pop- popa popi popo popp pora porb porg pori poro porr ppap ppar ppga ppgi ppib ppig ppoa pppa pppo pppp prag prai prao prar pri- pria prig prii pro- proa prob prog proo prop prri raab raag raba rabb rabi rabo raga ragg ragi rago raia raig raii raip rair raob raop rapa rapi rapp rara rarb rari raro rbbb rbbr rgba rgbi riaa riab riai rib- riba ribo riga rigg rigi rigo riia ripa ripi ripp ripr riri roab roag roap roar rob- roba robb robi robo roga rogg rogi rogo roia roig roio roir roob roog rooi roop roor ropa ropo rora rori roro rpga rpii rpob rrrr

-aaa- a-a-p a-iii aaaai aaaip aaarg aabaa aabba aabga aabra aaiib aaria aarop abaab ababa