-al -er a-a a-b a-i a-t aaa aab aae aaf aai aal aan aap aar aat ab- aba abb abe abf abi abl abn abp abr abt aea aeb aee aef aei ael aen aep aer aet af- afa afb afe aff afi afl afn afp afr aft ai- aia aib aie aif aii ail ain aip air ait al- ala alb ale alf ali all aln alp alr alt an- ana anb ane anf ani anl ann anp anr ant ap- apa apb ape apf api apl apn app apr apt ar- ara arb are arf ari arl arn arp arr art at- ata atb ate atf ati atl atn atp atr att b-p baa bab bae baf bai bal ban bap bar bat bba bbb bbe bbf bbi bbl bbn bbp bbr bbt be- bea beb bee bef bei bel ben bep ber bet bfa bfb bfe bff bfi bfl bfn bfp bfr bft bi- bia bib bie bif bii bil bin bip bir bit bla blb ble blf bli bll bln blp blr blt bna bnb bne bnf bni bnl bnn bnp bnr bnt bpa bpb bpe bpf bpi bpl bpn bpp bpr bpt bra brb bre brf bri brl brn brp brr brt bta btb bte btf bti btl btn btp btr btt eaa eab eae eaf eai eal ean eap ear eat eba ebb ebe ebf ebi ebl ebn ebp ebr ebt eea eeb eee eef eel een eep eer eet ef- efa efb efe eff efi efl efp efr eft eia eib eie eif eii eil ein eip eir eit ela elb ele elf eli ell eln elp elr elt en- ena enb ene enf eni enl enn enp enr ent ep- epa epb epe epf epi epl epn epp epr ept era erb ere erf eri erl ern erp err ert eta etb ete etf eti etl etn etp etr ett faa fab fae faf fai fal fan fap far fat fba fbb fbe fbf fbi fbl fbn fbp fbr fbt fea feb fee fef fei fel fen fep fer fet ffa ffe fff ffi ffl ffn ffp ffr fft fia fib fie fif fii fil fin fip fir fit fla flb fle flf fli fll fln flp flr flt fna fnb fne fnf fni fnl fnn fnp fnr fnt fpa fpb fpe fpi fpl fpn fpp fpr fpt fra frb fre frf fri frl frn frp frr frt fta ftb fte ftf fti ftl ftn ftp ftr ftt i-f ia- iaa iab iae iaf iai ial ian iap iar iat iba ibb ibe ibf ibi ibl ibn ibp ibr ibt ie- iea iee ief iei iel ien iep ier iet ifa ifb ife iff ifi ifl ifn ifp ifr ift iia iib iie iif iii iil iin iip iir iit il- ila ilb ile ilf ili ill iln ilp ilr ilt in- ina inb ine inf ini inl inn inp inr int ipa ipb ipe ipf ipi ipl ipn ipp ipr ipt ir- ira irb ire irf iri irl irn irp irr irt ita itb ite itf iti itl itn itp itt l-p la- laa lab lae laf lai lal lan lap lar lat lba lbb lbe lbf lbi lbl lbp lbr lbt lea leb lee lef lei lel len lep ler let lfa lfb lfe lff lfi lfl lfn lfp lfr lft lia lib lie lif lii lil lin lip lir lit lla llb lle llf lli lll lln llp llr llt lna lnb lne lni lnl lnn lnp lnr lnt lpa lpb lpe lpf lpi lpl lpn lpp lpr lpt lra lrb lrf lri lrn lrp lrr lrt lta ltb lte ltf lti ltl ltp ltr ltt n-i naa nab nae naf nai nal nan nap nar nat nba nbb nbe nbf nbi nbl nbn nbp nbr nbt ne- nea neb nee nef nei nel nen nep ner net nfa nfb nfe nff nfi nfl nfn nfp nfr nft nia nib nie nif nii nil nin nip nir nit nla nlb nle nlf nli nll nln nlp nlr nlt nna nnb nne nnf nni nnl nnn nnp nnt npa npb npe npf npi npl npn npp npr npt nra nrb nre nrf nri nrl nrn nrp nrr nrt nta ntb nte ntf nti ntn ntp ntr ntt p-p paa pab pae paf pai pal pan pap par pat pba pbb pbe pbf pbi pbl pbn pbp pbr pbt pea peb pee pef pei pel pen pep per pet pfa pfb pfe pff pfi pfl pfn pfp pfr pft pia pib pie pif pii pil pin pip pir pit pla plb ple plf pli pll pln plp plr plt pn- pna pnb pne pnf pni pnl pnn pnp pnr pnt ppa ppb ppe ppf ppi ppl ppn ppp ppr ppt pra prb pre prf pri prl prn prp prr prt pt- pta ptb pte ptf pti ptl ptn ptp ptr ptt ra- raa rab rae raf rai ral ran rap rar rat rba rbb rbe rbf rbi rbl rbn rbp rbr rbt re- rea reb ree ref rei rel ren rep rer ret rfa rfb rfe rff rfi rfl rfn rfp rfr rft ria rib rie rif rii ril rin rip rir rit rla rle rlf rli rll rln rlp rlr rlt rna rnb rni rnn rnp rnr rnt rpa rpb rpe rpf rpi rpl rpn rpp rpr rpt rra rrb rrf rri rrl rrn rrp rrr rrt rta rtb rte rtf rti rtl rtn rtp rtr rtt taa tab tae taf tai tal tan tap tar tat tba tbb tbe tbf tbi tbl tbn tbp tbr tbt te- tea teb tee tef tei tel ten tep ter tet tfa tfb tfe tff tfi tfl tfn tfp tfr tft tia tib tie tif tii til tin tip tir tit tla tle tlf tli tll tln tlp tlr tlt tna tnb tne tnf tni tnl tnn tnp tnr tnt tpa tpb tpe tpf tpi tpl tpn tpp tpr tpt tra trb tre