a-a a-i aaa aad aaf aag aai aan aao aap aar ad- ada add adf adg adi adn ado adp adr af- afa afd aff afg afi afn afo afp afr ag- aga agd agf agg agi agn ago agp agr ai- aia aid aif aig aii ain aio aip air an- ana and anf ang ani ann ano anp anr aoa aod aof aog aoi aon aoo aop aor ap- apa apd apf apg api apn apo app apr ar- ara ard arf arg ari arn aro arp arr daa dad daf dag dai dan dao dap dar dda ddd ddf ddg ddi ddn ddo ddp ddr dfa dfd dff dfg dfi dfn dfo dfp dfr dga dgd dgf dgg dgi dgn dgp dgr di- dia did dif dig dii din dio dip dir dna dnd dnf dng dni dnn dno dnp dnr doa dod dof dog doi don doo dop dor dpa dpd dpf dpg dpi dpn dpo dpp dpr dra drd drg dri drn dro drp drr faa fad faf fag fai fan fao fap far fda fdd fdf fdg fdi fdn fdo fdp fdr ffa ffd fff ffg ffi ffn ffo ffp ffr fga fgd fgf fgg fgi fgn fgp fgr fia fid fif fig fii fin fip fir fna fnd fnf fng fni fnn fnp fnr foa fof fog foi fon foo fop for fpa fpd fpg fpi fpn fpo fpp fpr fra frd frf frg fri frn fro frp frr g-d g-p gaa gad gaf gag gai gan gao gap gar gda gdd gdf gdi gdn gdo gdp gdr gfa gfd gff gfi gfo gfp gfr gga ggd ggg ggi ggn ggo ggp ggr gia gid gif gig gii gin gio gip gir gna gnd gnf gni gnn gno gnp gnr goa god gof gog goi gon goo gop gor gpa gpd gpf gpg gpi gpn gpo gpp gpr gra grd grf grg gri grn gro grp grr i-d i-f ia- iaa iad iaf iag iai ian iao iap iar ida idd idf idg idi idn ido idp idr ifa ifd iff ifg ifi ifn ifo ifp ifr iga igd igf igg igi ign igo igp igr iia iid iif iii iin iio iip iir in- ina ind inf ing ini inn ino inp inr io- ioa iod iof iog ioi ion ioo iop ior ipa ipd ipf ipg ipi ipn ipo ipp ipr ir- ira ird irf irg iri irn iro irp irr n-i naa nad naf nag nai nan nao nap nar nda ndd ndf ndg ndi ndn ndo ndp ndr nfa nfd nff nfi nfn nfo nfp nfr nga ngd ngf ngg ngi ngn ngo ngp nia nid nif nig nii nin nio nip nir nna nnf nng nni nnn nno nnp no- noa nod nof nog noi non noo nop nor npa npd npf npg npi npn npo npp npr nra nrd nrf nrg nri nrn nro nrp nrr o-i oaa oad oaf oag oai oan oao oap oar oda odd odf odg odi odn odo odp odr of- ofa ofd off ofg ofi ofn ofo ofp ofr oga ogd ogf ogg ogi ogn ogo ogp oia oid oif oii oin oio oip oir on- ona ond onf ong oni onn ono onp onr oo- ooa ood oof oog ooi oon ooo oop oor op- opa opd opf opg opi opn opo opp opr or- ora ord orf org ori orn oro orp orr p-p paa pad paf pag pai pan pao pap par pda pdd pdf pdg pdi pdn pdo pdp pdr pfa pfd pff pfg pfi pfn pfo pfp pfr pga pgd pgf pgg pgi pgn pgo pgp pgr pia pid pif pig pii pin pio pip pir pn- pna pnd pnf png pni pnn pno pnp pnr poa pod pof pog poi pon poo pop por ppa ppd ppf ppg ppi ppn ppo ppp ppr pra prd prf prg pri prn pro prp prr ra- raa rad raf rag rai ran rao rap rar rda rdd rdf rdg rdi rdn rdo rdp rdr rfa rfd rff rfg rfi rfn rfo rfp rfr rga rgd rgf rgg rgi rgn rgo rgp rgr ria rid rif rig rii rin rio rip rir rna rnd rng rni rnn rno rnp rnr roa rod rof rog roi ron roo rop ror rpa rpd rpf rpg rpi rpn rpo rpp rpr rra rrd rrf rrg rri rrn rrp rrr