a-a a-i a-t aaa aag aai aan aao aap aar aat ag- aga agg agi agn ago agp agr agt ai- aia aig aii ain aio aip air ait an- ana ang ani ann ano anp anr ant aoa aog aoi aon aoo aop aor aot ap- apa apg api apn apo app apr apt ar- ara arg ari arn aro arp arr art at- ata atg ati atn ato atp atr att g-p gaa gag gai gan gao gap gar gat gga ggg ggi ggn ggo ggp ggr ggt gia gig gii gin gio gip gir git gna gni gnn gno gnp gnr gnt goa gog goi gon goo gop gor got gpa gpg gpi gpn gpo gpp gpr gpt gra grg gri grn gro grp grr grt gta gtg gti gtn gto gtp gtr gtt ia- iaa iag iai ian iao iap iar iat iga igg igi ign igo igp igr igt iia iii iin iio iip iir iit in- ina ing ini inn ino inp inr int io- ioa iog ioi ion ioo iop ior iot ipa ipg ipi ipn ipo ipp ipr ipt ir- ira irg iri irn iro irp irr irt ita itg iti itn ito itp itt n-i naa nag nai nan nao nap nar nat nga ngg ngi ngn ngo ngp ngt nia nig nii nin nio nip nir nit nna nng nni nnn nno nnp nnt no- noa nog noi non noo nop nor not npa npg npi npn npo npp npr npt nra nrg nri nrn nro nrp nrr nrt nta ntg nti ntn nto ntp ntr ntt o-i oaa oag oai oan oao oap oar oat oga ogg ogi ogn ogo ogp ogt oia oii oin oio oip oir oit on- ona ong oni onn ono onp onr ont oo- ooa oog ooi oon ooo oop oor oot op- opa opg opi opn opo opp opr opt or- ora org ori orn oro orp orr ort ot- ota otg oti otn oto otp otr ott p-p paa pag pai pan pao pap par pat pga pgg pgi pgn pgo pgp pgr pgt pia pig pii pin pio pip pir pit pn- pna png pni pnn pno pnp pnr pnt poa pog poi pon poo pop por pot ppa ppg ppi ppn ppo ppp ppr ppt pra prg pri prn pro prp prr prt pt- pta ptg pti ptn pto ptp ptr ptt ra- raa rag rai ran rao rap rar rat rga rgg rgi rgn rgo rgp rgr rgt ria rig rii rin rio rip rir rit rna rng rni rnn rno rnp rnr rnt roa rog roi ron roo rop ror rot rpa rpg rpi rpn rpo rpp rpr rpt rra rrg rri rrn rrp rrr rrt rta rtg rti rtn rto rtp rtr rtt taa tag tai tan tao tap tar tat tga tgg tgi tgn tgo tgp tgr tgt tia tig tii tin tio tip tir tit tna tng tni tnn tno tnp tnr tnt to- toa tog toi ton too top tor tot tpa tpg tpi tpn tpo tpp tpr tpt tra trg tri trn tro trp trr trt tta ttg tti ttn tto ttp ttr ttt