-er a-a a-t aaa aae aaf aan aap aar aat aea aee aef aen aep aer aet af- afa afe aff afn afp afr aft an- ana ane anf ann anp anr ant ap- apa ape apf apn app apr apt ar- ara are arf arn arp arr art at- ata ate atf atn atp atr att eaa eae eaf ean eap ear eat eea eee eef een eep eer eet ef- efa efe eff efp efr eft en- ena ene enf enn enp enr ent ep- epa epe epf epn epp epr ept era ere erf ern erp err ert eta ete etf etn etp etr ett faa fae faf fan fap far fat fea fee fef fen fep fer fet ffa ffe fff ffn ffp ffr fft fna fne fnf fnn fnp fnr fnt fpa fpe fpn fpp fpr fpt fra fre frf frn frp frr frt fta fte ftf ftn ftp ftr ftt naa nae naf nan nap nar nat ne- nea nee nef nen nep ner net nfa nfe nff nfn nfp nfr nft nna nne nnf nnn nnp nnt npa npe npf npn npp npr npt nra nre nrf nrn nrp nrr nrt nta nte ntf ntn ntp ntr ntt p-p paa pae paf pan pap par pat pea pee pef pen pep per pet pfa pfe pff pfn pfp pfr pft pn- pna pne pnf pnn pnp pnr pnt ppa ppe ppf ppn ppp ppr ppt pra pre prf prn prp prr prt pt- pta pte ptf ptn ptp ptr ptt ra- raa rae raf ran rap rar rat re- rea ree ref ren rep rer ret rfa rfe rff rfn rfp rfr rft rna rnn rnp rnr rnt rpa rpe rpf rpn rpp rpr rpt rra rrf rrn rrp rrr rrt rta rte rtf rtn rtp rtr rtt taa tae taf tan tap tar tat te- tea tee tef ten tep ter tet tfa tfe tff tfn tfp tfr tft tna tne tnf tnn tnp tnr tnt tpa tpe tpf tpn tpp tpr tpt tra tre trf trn trp trr trt tta tte ttf ttn ttp ttr ttt