-er a-a a-i aaa aae aaf aag aai aan aap aar aea aee aef aeg aei aen aep aer af- afa afe aff afg afi afn afp afr ag- aga age agf agg agi agn agp agr ai- aia aie aif aig aii ain aip air an- ana ane anf ang ani ann anp anr ap- apa ape apf apg api apn app apr ar- ara are arf arg ari arn arp arr eaa eae eaf eag eai ean eap ear eea eee eef eeg een eep eer ef- efa efe eff efg efi efp efr ega ege egf egg egi egn egp egr eia eie eif eig eii ein eip eir en- ena ene enf eng eni enn enp enr ep- epa epe epf epg epi epn epp epr era ere erf erg eri ern erp err faa fae faf fag fai fan fap far fea fee fef feg fei fen fep fer ffa ffe fff ffg ffi ffn ffp ffr fga fge fgf fgg fgi fgn fgp fgr fia fie fif fig fii fin fip fir fna fne fnf fng fni fnn fnp fnr fpa fpe fpg fpi fpn fpp fpr fra fre frf frg fri frn frp frr g-p gaa gae gaf gag gai gan gap gar ge- gea gee gef geg gei gen gep ger gfa gfe gff gfi gfp gfr gga ggg ggi ggn ggp ggr gia gie gif gig gii gin gip gir gna gne gnf gni gnn gnp gnr gpa gpe gpf gpg gpi gpn gpp gpr gra gre grf grg gri grn grp grr i-f ia- iaa iae iaf iag iai ian iap iar ie- iea iee ief ieg iei ien iep ier ifa ife iff ifg ifi ifn ifp ifr iga ige igf igg igi ign igp igr iia iie iif iii iin iip iir in- ina ine inf ing ini inn inp inr ipa ipe ipf ipg ipi ipn ipp ipr ir- ira ire irf irg iri irn irp irr n-i naa nae naf nag nai nan nap nar ne- nea nee nef neg nei nen nep ner nfa nfe nff nfi nfn nfp nfr nga nge ngf ngg ngi ngn ngp nia nie nif nig nii nin nip nir nna nne nnf nng nni nnn nnp npa npe npf npg npi npn npp npr nra nre nrf nrg nri nrn nrp nrr p-p paa pae paf pag pai pan pap par pea pee pef peg pei pen pep per pfa pfe pff pfg pfi pfn pfp pfr pga pge pgf pgg pgi pgn pgp pgr pia pie pif pig pii pin pip pir pn- pna pne pnf png pni pnn pnp pnr ppa ppe ppf ppg ppi ppn ppp ppr pra pre prf prg pri prn prp prr ra- raa rae raf rag rai ran rap rar re- rea ree ref reg rei ren rep rer rfa rfe rff rfg rfi rfn rfp rfr rga rge rgf rgg rgi rgn rgp rgr ria rie rif rig rii rin rip rir rna rng rni rnn rnp rnr rpa rpe rpf rpg rpi rpn rpp rpr rra rrf rrg rri rrn rrp rrr