-er a-a a-b a-i a-t aaa aab aae aaf aai aam aan aao aar aat aau ab- aba abb abe abf abi abm abn abo abr abt abu aea aeb aee aef aei aem aen aeo aer aet aeu af- afa afb afe aff afi afm afn afo afr aft afu ai- aia aib aie aif aii aim ain aio air ait aiu ama amb ame amf ami amm amn amo amr amt amu an- ana anb ane anf ani anm ann ano anr ant anu aoa aob aoe aof aoi aom aon aoo aor aot aou ar- ara arb are arf ari arm arn aro arr art aru at- ata atb ate atf ati atm atn ato atr att atu au- aua aub aue auf aui aum aun auo aur aut b-u baa bab bae baf bai bam ban bao bar bat bau bba bbb bbe bbf bbi bbm bbn bbo bbr bbt bbu be- bea beb bee bef bei bem ben beo ber bet beu bfa bfb bfe bff bfi bfm bfn bfo bfr bft bfu bi- bia bib bie bif bii bim bin bio bir bit biu bma bmb bme bmf bmi bmm bmn bmo bmr bmt bmu bna bnb bne bnf bni bnn bno bnr bnt bnu boa bob boe bof boi bom bon boo bor bot bou bra brb bre brf bri brm brn bro brr brt bru bta btb bte btf bti btm btn bto btr btt btu bua bub bue buf bui bum bun buo bur but buu eaa eab eae eaf eai eam ean eao ear eat eau eba ebb ebe ebf ebi ebm ebn ebo ebr ebt ebu eea eeb eee eef eem een eeo eer eet ef- efa efb efe eff efi efm efo efr eft eia eib eie eif eii eim ein eio eir eit eiu em- ema emb eme emf emi emm emn emo emr emt emu en- ena enb ene enf eni enm enn eno enr ent enu eo- eoa eob eoe eof eoi eom eon eoo eor eot eou era erb ere erf eri erm ern ero err ert eru eta etb ete etf eti etm etn eto etr ett etu eu- eua eub eue euf eui eun eur eut faa fab fae faf fai fam fan fao far fat fau fba fbb fbe fbf fbi fbm fbn fbo fbr fbt fbu fea feb fee fef fei fem fen feo fer fet feu ffa ffe fff ffi ffm ffn ffo ffr fft ffu fia fib fie fif fii fim fin fir fit fiu fma fmb fme fmf fmi fmm fmn fmo fmr fmt fmu fna fnb fne fnf fni fnm fnn fnr fnt fnu foa fob foe fof foi fom fon foo for fot fou fra frb fre frf fri frm frn fro frr frt fru fta ftb fte ftf fti ftm ftn fto ftr ftt ftu fua fub fue fuf fui fum fun fuo fur fut fuu i-f ia- iaa iab iae iaf iai iam ian iao iar iat iau iba ibb ibe ibf ibi ibm ibn ibo ibr ibt ibu ie- iea iee ief iei iem ien ier iet ifa ifb ife iff ifi ifm ifn ifo ifr ift ifu iia iib iie iif iii iim iin iio iir iit iiu im- ima imb ime imf imi imm imn imo imt imu in- ina inb ine inf ini inm inn ino inr int inu io- ioa iob ioe iof ioi iom ion ioo ior iot iou ir- ira irb ire irf iri irm irn iro irr irt iru ita itb ite itf iti itm itn ito itt itu iu- iua iub iue iui ium iur iut m-f m-o m-r maa mab mae maf mai mam man mao mar mat mau mba mbb mbe mbf mbi mbm mbo mbr mbt mbu mea meb mee mef mei mem men meo mer met meu mfa mfb mfe mff mfi mfm mfn mfo mfr mft mfu mi- mia mib mie mif mii mim min mio mir mit miu mma mmb mme mmf mmi mmm mmn mmo mmr mmt mmu mna mnb mne mnf mni mnm mnn mno mnr mnt mnu moa mob moe mof moi mom mon moo mor mot mou mra mrb mre mrf mri mrm mrn mro mrr mrt mru mta mtb mte mtf mti mtm mtn mto mtr mtt mtu mua mub mue muf mui mum mun mur mut muu n-i naa nab nae naf nai nam nan nao nar nat nau nba nbb nbe nbf nbi nbm nbn nbo nbr nbt nbu ne- nea neb nee nef nei nem nen neo ner net neu nfa nfb nfe nff nfi nfn nfo nfr nft nfu nia nib nie nif nii nim nin nio nir nit niu nma nmb nme nmi nmm nmn nmo nmr nmt nmu nna nnb nne nnf nni nnm nnn nno nnt nnu no- noa nob noe nof noi nom non noo nor not nou nra nrb nre nrf nri nrm nrn nro nrr nrt nru nta ntb nte ntf nti ntm ntn nto ntr ntt ntu nua nub nue nui num nun nuo nur nut nuu o-i oaa oab oae oaf oai oam oan oao oar oat oau ob- oba obb obe obf obi obm obn obo obr obt obu oea oeb oee oef oei oem oen oeo oer oet of- ofa ofb ofe off ofi ofm ofn ofo ofr oft ofu oia oib oie oif oii oim oin oio oir oit oiu om- oma omb ome omf omi omm omn omo omr omt omu on- ona onb one onf oni onn ono onr ont onu oo- ooa oob oof ooi oom oon ooo oor oot or- ora orb ore orf ori orm orn oro orr ort oru ot- ota otb ote otf oti otm otn oto otr ott otu ou- oua oue ouf oui oum oun ouo our out ra- raa rab rae raf rai ram ran rao rar rat rau rba rbb rbe rbf rbi rbm rbn rbo rbr