a-a a-i a-t aaa aaf aai aan aao aap aar aat af- afa aff afi afn afo afp afr aft ai- aia aif aii ain aio aip air ait an- ana anf ani ann ano anp anr ant aoa aof aoi aon aoo aop aor aot ap- apa apf api apn apo app apr apt ar- ara arf ari arn aro arp arr art at- ata atf ati atn ato atp atr att faa faf fai fan fao fap far fat ffa fff ffi ffn ffo ffp ffr fft fia fif fii fin fip fir fit fna fnf fni fnn fnp fnr fnt foa fof foi fon foo fop for fot fpa fpi fpn fpo fpp fpr fpt fra frf fri frn fro frp frr frt fta ftf fti ftn fto ftp ftr ftt i-f ia- iaa iaf iai ian iao iap iar iat ifa iff ifi ifn ifo ifp ifr ift iia iif iii iin iio iip iir iit in- ina inf ini inn ino inp inr int io- ioa iof ioi ion ioo iop ior iot ipa ipf ipi ipn ipo ipp ipr ipt ir- ira irf iri irn iro irp irr irt ita itf iti itn ito itp itt n-i naa naf nai nan nao nap nar nat nfa nff nfi nfn nfo nfp nfr nft nia nif nii nin nio nip nir nit nna nnf nni nnn nno nnp nnt no- noa nof noi non noo nop nor not npa npf npi npn npo npp npr npt nra nrf nri nrn nro nrp nrr nrt nta ntf nti ntn nto ntp ntr ntt o-i oaa oaf oai oan oao oap oar oat of- ofa off ofi ofn ofo ofp ofr oft oia oif oii oin oio oip oir oit on- ona onf oni onn ono onp onr ont oo- ooa oof ooi oon ooo oop oor oot op- opa opf opi opn opo opp opr opt or- ora orf ori orn oro orp orr ort ot- ota otf oti otn oto otp otr ott p-p paa paf pai pan pao pap par pat pfa pff pfi pfn pfo pfp pfr pft pia pif pii pin pio pip pir pit pn- pna pnf pni pnn pno pnp pnr pnt poa pof poi pon poo pop por pot ppa ppf ppi ppn ppo ppp ppr ppt pra prf pri prn pro prp prr prt pt- pta ptf pti ptn pto ptp ptr ptt ra- raa raf rai ran rao rap rar rat rfa rff rfi rfn rfo rfp rfr rft ria rif rii rin rio rip rir rit rna rni rnn rno rnp rnr rnt roa rof roi ron roo rop ror rot rpa rpf rpi rpn rpo rpp rpr rpt rra rrf rri rrn rrp rrr rrt rta rtf rti rtn rto rtp rtr rtt taa taf tai tan tao tap tar tat tfa tff tfi tfn tfo tfp tfr tft tia tif tii tin tio tip tir tit tna tnf tni tnn tno tnp tnr tnt to- toa tof toi ton too top tor tot tpa tpf tpi tpn tpo tpp tpr tpt tra trf tri trn tro trp trr trt tta ttf tti ttn tto ttp ttr ttt