a-a a-i a-t aaa aaf aag aai aak aan aao aap aar aat af- afa aff afg afi afk afn afo afp afr aft ag- aga agf agg agi agk agn ago agp agr agt ai- aia aif aig aii aik ain aio aip air ait aka akg aki akk akn ako akp akr an- ana anf ang ani ank ann ano anp anr ant aoa aof aog aoi aok aon aoo aop aor aot ap- apa apf apg api apk apn apo app apr apt ar- ara arf arg ari ark arn aro arp arr art at- ata atf atg ati atn ato atp atr att faa faf fag fai fak fan fao fap far fat ffa fff ffg ffi ffk ffn ffo ffp ffr fft fga fgf fgg fgi fgn fgp fgr fgt fia fif fig fii fik fin fip fir fit fka fkf fkg fki fkk fkp fkt fna fnf fng fni fnk fnn fnp fnr fnt foa fof fog foi fok fon foo fop for fot fpa fpg fpi fpk fpn fpo fpp fpr fpt fra frf frg fri frk frn fro frp frr frt fta ftf ftg fti ftk ftn fto ftp ftr ftt g-p gaa gaf gag gai gak gan gao gap gar gat gfa gff gfi gfk gfo gfp gfr gft gga ggg ggi ggn ggo ggp ggr ggt gia gif gig gii gik gin gio gip gir git gka gkn gko gkp gkt gna gnf gni gnn gno gnp gnr gnt goa gof gog goi gok gon goo gop gor got gpa gpf gpg gpi gpk gpn gpo gpp gpr gpt gra grf grg gri grk grn gro grp grr grt gta gtf gtg gti gtk gtn gto gtp gtr gtt i-f ia- iaa iaf iag iai ian iao iap iar iat ifa iff ifg ifi ifn ifo ifp ifr ift iga igf igg igi igk ign igo igp igr igt iia iif iii iin iio iip iir iit ika ikf iki ikk iko ikr ikt in- ina inf ing ini ink inn ino inp inr int io- ioa iof iog ioi ion ioo iop ior iot ipa ipf ipg ipi ipn ipo ipp ipr ipt ir- ira irf irg iri irk irn iro irp irr irt ita itf itg iti itk itn ito itp itt k-t ka- kaa kaf kag kai kak kan kao kap kar kat kfa kff kfg kfi kfo kga kgf kgi kgo kgp kia kif kig kii kik kin kio kip kir kit kki kkk kkn kkp kkr kkt kn- kna knf kng kni knk knn kno knp knr knt koa kof kog koi kok kon koo kop kor kot kpa kpf kpi kpk kpn kpo kpp kpr kpt kra krf krg kri krk krn kro krp krr krt kta ktf ktg ktk ktn kto ktp ktr ktt n-i naa naf nag nai nak nan nao nap nar nat nfa nff nfi nfk nfn nfo nfp nfr nft nga ngf ngg ngi ngk ngn ngo ngp ngt nia nif nig nii nik nin nio nip nir nit nka nkf nki nkk nkn nko nkp nkr nkt nna nnf nng nni nnk nnn nno nnp nnt no- noa nof nog noi nok non noo nop nor not npa npf npg npi npn npo npp npr npt nra nrf nrg nri nrk nrn nro nrp nrr nrt nta ntf ntg nti ntk ntn nto ntp ntr ntt o-i oaa oaf oag oai oak oan oao oap oar oat of- ofa off ofg ofi ofn ofo ofp ofr oft oga ogf ogg ogi ogn ogo ogp ogt oia oif oii oik oin oio oip oir oit oka okg oki okk oko okp okr on- ona onf ong oni onk onn ono onp onr ont oo- ooa oof oog ooi ook oon ooo oop oor oot op- opa opf opg opi opk opn opo opp opr opt or- ora orf org ori ork orn oro orp orr ort ot- ota otf otg oti otk otn oto otp otr ott p-p paa paf pag pai pak pan pao pap par pat pfa pff pfg pfi pfk pfn pfo pfp pfr pft pga pgf pgg pgi pgk pgn pgo pgp pgr pgt pia pif pig pii pik pin pio pip pir pit pka pkf pkg pki pkn pko pkp pkr pkt pn- pna pnf png pni pnk pnn pno pnp pnr pnt poa pof pog poi pok pon poo pop por pot ppa ppf ppg ppi ppk ppn ppo ppp ppr ppt pra prf prg pri prk prn pro prp prr prt pt- pta ptf ptg pti ptk ptn pto ptp ptr ptt ra- raa raf rag rai rak ran rao rap rar rat rfa rff rfg rfi rfk rfn rfo rfp rfr rft rga rgf rgg rgi rgk rgn rgo rgp rgr rgt ria rif rig rii rik rin rio rip rir rit rkf rkg rkk rko rkp rkt rna rng rni rnn rno rnp rnr rnt roa rof rog roi rok ron roo rop ror rot rpa rpf rpg rpi rpk rpn rpo rpp rpr rpt rra rrf rrg rri rrk rrn rrp rrr rrt rta rtf rtg rti rtk rtn rto rtp rtr rtt taa taf tag tai tak tan tao tap tar tat tfa tff tfg tfi tfk tfn tfo tfp tfr tft tga tgf tgg tgi tgk tgn tgo tgp tgr tgt tia tif tig tii tik tin tio tip tir tit tka tkg tkk tko tkp tkr tkt tna tnf tng tni tnk tnn tno tnp tnr tnt to- toa tof tog toi tok ton too top tor tot tpa tpf tpg tpi tpk tpn tpo tpp tpr tpt tra trf trg tri trk trn tro trp trr trt tta ttf ttg tti ttk ttn tto ttp ttr ttt