a-a a-b a-i aaa aab aag aah aai aak aan aao aap aar ab- aba abb abg abh abi abk abn abo abp abr ag- aga agb agg agh agi agk agn ago agp agr aha ahb ahg ahh ahi ahk ahn aho ahp ahr ai- aia aib aig aih aii aik ain aio aip air aka akb akg akh aki akk akn ako akp akr an- ana anb ang anh ani ank ann ano anp anr aoa aob aog aoh aoi aok aon aoo aop aor ap- apa apb apg aph api apk apn apo app apr ar- ara arb arg arh ari ark arn aro arp arr b-p baa bab bag bah bai bak ban bao bap bar bba bbb bbg bbh bbi bbk bbn bbo bbp bbr bga bgb bgg bgh bgi bgk bgn bgo bgp bgr bha bhb bhg bhh bhi bhk bho bhp bhr bi- bia bib big bih bii bik bin bio bip bir bka bkb bkg bkk bkn bko bkp bkr bna bnb bng bni bnk bnn bno bnp bnr boa bob bog boh boi bok bon boo bop bor bpa bpb bpg bph bpi bpn bpo bpp bpr bra brb brg brh bri brk brn bro brp brr g-p gaa gab gag gah gai gak gan gao gap gar gba gbg gbh gbi gbk gbn gbo gbp gbr gga ggb ggg ggh ggi ggn ggo ggp ggr gha ghb ghg ghh ghi ghn gho ghp ghr gia gib gig gih gii gik gin gio gip gir gka gkb gkh gkn gko gkp gna gnb gni gnn gno gnp gnr goa gob gog goh goi gok gon goo gop gor gpa gpb gpg gph gpi gpk gpn gpo gpp gpr gra grb grg grh gri grk grn gro grp grr h-i haa hab hag hah hai hak han hao hap har hba hbb hbg hbh hbi hbk hbn hbo hbp hbr hga hgb hgg hgh hgi hgk hgn hgo hgp hgr hha hhb hhg hhh hhi hhk hhn hho hhp hhr hia hib hig hih hii hik hin hio hip hir hka hkb hkg hkh hki hkk hkn hko hkp hkr hna hnb hng hnh hnk hnn hno hoa hob hog hoh hoi hok hon hoo hop hor hpa hpb hpg hph hpi hpk hpn hpo hpp hpr hr- hra hrb hrg hrh hri hrk hrn hro hrp hrr ia- iaa iab iag iah iai ian iao iap iar iba ibb ibg ibh ibi ibk ibn ibo ibp ibr iga igb igg igh igi igk ign igo igp igr iha ihb ihg ihh ihi ihk ihn iho ihp ihr iia iib iih iii iin iio iip iir ika ikb iki ikk iko ikr in- ina inb ing inh ini ink inn ino inp inr io- ioa iob iog ioh ioi ion ioo iop ior ipa ipb ipg ipi ipn ipo ipp ipr ir- ira irb irg iri irk irn iro irp irr ka- kaa kab kag kah kai kak kan kao kap kar kba kbb kbh kbi kbk kbn kbo kbp kbr kga kgb kgh kgi kgo kgp kha khh khi khk khn kho khr kia kib kig kih kii kik kin kio kip kir kkb kkh kki kkk kkn kkp kkr kn- kna kng kni knk knn kno knp knr koa kob kog koh koi kok kon koo kop kor kpa kph kpi kpk kpn kpo kpp kpr kra krg kri krk krn kro krp krr n-i naa nab nag nah nai nak nan nao nap nar nba nbb nbg nbi nbk nbn nbo nbp nbr nga ngb ngg ngh ngi ngk ngn ngo ngp nha nhb nhg nhh nhi nhk nhn nhp nhr nia nib nig nih nii nik nin nio nip nir nka nki nkk nkn nko nkp nkr nna nnb nng nnh nni nnk nnn nno nnp no- noa nob nog noh noi nok non noo nop nor npa npb npg nph npi npn npo npp npr nra nrb nrg nri nrk nrn nro nrp nrr o-i oaa oab oag oah oai oak oan oao oap oar ob- oba obb obg obh obi obk obn obo obp obr oga ogg ogh ogi ogn ogo ogp oha ohg ohh ohi ohn oho ohp ohr oia oib oii oik oin oio oip oir oka okb okg oki okk oko okp okr on- ona onb ong onh oni onk onn ono onp onr oo- ooa oob oog ooh ooi ook oon ooo oop oor op- opa opb opg oph opi opk opn opo opp opr or- ora orb org orh ori ork orn oro orp orr p-p paa pab pag pah pai pak pan pao pap par pba pbb pbg pbi pbk pbn pbo pbp pbr pga pgb pgg pgh pgi pgk pgn pgo pgp pgr pha phb phg phi phk phn pho php phr pia pib pig pih pii pik pin pio pip pir pka pkb pkg pki pkn pko pkp pkr pn- pna pnb png pnh pni pnk pnn pno pnp pnr poa pob pog poh poi pok pon poo pop por ppa ppb ppg pph ppi ppk ppn ppo ppp ppr pra prb prg prh pri prk prn pro prp prr ra- raa rab rag rah rai rak ran rao rap rar rba rbb rbg rbh rbi rbk rbn rbo rbp rbr rga rgb rgg rgh rgi rgk rgn rgo rgp rgr rh- rha rhb rhg rhh rhi rhn rho rhp rhr ria rib rig rih rii rik rin rio rip rir rkb rkg rkk rko rkp rna rnb rng rnh rni rnn rno rnp rnr roa rob rog roh roi rok ron roo rop ror rpa rpb rpg rph rpi rpk rpn rpo rpp rpr rra rrb rrg rrh rri rrk rrn rrp rrr