-er a-a a-b a-i a-t aaa aab aad aae aaf aag aai aan aao aar aas aat ab- aba abb abd abe abf abg abi abn abo abr abs abt ad- ada adb add ade adf adg adi adn ado adr ads adt aea aeb aed aee aef aeg aei aen aeo aer aes aet af- afa afb afd afe aff afg afi afn afo afr afs aft ag- aga agb agd age agf agg agi agn ago agr ags agt ai- aia aib aid aie aif aig aii ain aio air ais ait an- ana anb and ane anf ang ani ann ano anr ans ant aoa aob aod aoe aof aog aoi aon aoo aor aos aot ar- ara arb ard are arf arg ari arn aro arr ars art as- asa asb asd ase asf asg asi asn aso asr ass ast at- ata atb atd ate atf atg ati atn ato atr ats att baa bab bad bae baf bag bai ban bao bar bas bat bba bbb bbd bbe bbf bbg bbi bbn bbo bbr bbs bbt bda bdb bdd bde bdf bdg bdi bdo bdr bds bdt be- bea beb bed bee bef beg bei ben beo ber bes bet bfa bfb bfd bfe bff bfg bfi bfn bfo bfr bfs bft bga bgb bgd bge bgf bgg bgi bgn bgo bgr bgs bgt bi- bia bib bid bie bif big bii bin bio bir bis bit bna bnb bnd bne bnf bng bni bnn bno bnr bns bnt boa bob bod boe bof bog boi bon boo bor bos bot bra brb brd bre brf brg bri brn bro brr brs brt bsa bsb bsd bse bsf bsg bsi bsn bso bsr bss bst bta btb btd bte btf btg bti btn bto btr bts btt daa dab dad dae daf dag dai dan dao dar das dat dba dbb dbd dbe dbf dbg dbi dbn dbo dbr dbs dbt dda ddb ddd dde ddf ddg ddi ddn ddo ddr dds ddt de- dea deb ded dee def deg dei den deo der des det dfa dfb dfd dfe dff dfg dfi dfn dfo dfr dfs dft dga dgd dge dgf dgg dgi dgn dgr dgs dgt di- dia dib did die dif dig dii din dio dir dis dit dna dnb dnd dne dnf dng dni dnn dno dnr dns dnt doa dob dod doe dof dog doi don doo dor dos dot dra drb drd dre drg dri drn dro drr drs drt dsa dsb dsd dse dsf dsg dsi dsn dso dsr dss dst dta dtb dtd dte dtf dtg dti dtn dto dtr dts dtt eaa eab ead eae eaf eag eai ean eao ear eas eat eba ebb ebd ebe ebf ebg ebi ebn ebo ebr ebs ebt ed- eda edb edd ede edf edg edi edn edo edr eds edt eea eeb eed eee eef eeg een eeo eer ees eet ef- efa efb efd efe eff efg efi efo efr efs eft ega egb egd ege egf egg egi egn ego egr egs egt eia eib eid eie eif eig eii ein eio eir eis eit en- ena enb end ene enf eng eni enn eno enr ens ent eo- eoa eob eod eoe eof eog eoi eon eoo eor eos eot era erb erd ere erf erg eri ern ero err ers ert es- esa esb esd ese esf esg esi esn eso esr ess est eta etb etd ete etf etg eti etn eto etr ets ett faa fab fad fae faf fag fai fan fao far fas fat fba fbb fbd fbe fbf fbg fbi fbn fbo fbr fbs fbt fda fdb fdd fde fdf fdg fdi fdn fdo fdr fds fdt fea feb fed fee fef feg fei fen feo fer fes fet ffa ffd ffe fff ffg ffi ffn ffo ffr ffs fft fga fgb fgd fge fgf fgg fgi fgn fgr fgs fgt fia fib fid fie fif fig fii fin fir fis fit fna fnb fnd fne fnf fng fni fnn fnr fns fnt foa fob foe fof fog foi fon foo for fos fot fra frb frd fre frf frg fri frn fro frr frs frt fsa fsb fsd fse fsf fsg fsi fsn fso fsr fss fst fta ftb ftd fte ftf ftg fti ftn fto ftr fts ftt g-d gaa gab gad gae gaf gag gai gan gao gar gas gat gba gbd gbe gbf gbg gbi gbn gbo gbr gbs gbt gda gdb gdd gde gdf gdi gdn gdo gdr gds gdt ge- gea geb ged gee gef geg gei gen geo ger ges get gfa gfb gfd gfe gff gfi gfo gfr gfs gft gga ggb ggd ggg ggi ggn ggo ggr ggs ggt gia gib gid gie gif gig gii gin gio gir gis git gna gnb gnd gne gnf gni gnn gno gnr gns gnt goa gob god goe gof gog goi gon goo gor gos got gra grb grd gre grf grg gri grn gro grr grs grt gsa gsb gsd gse gsf gsg gsi gsn gso gsr gss gst gta gtb gtd gte gtf gtg gti gtn gto gtr gts gtt i-d i-f ia- iaa iab iad iae iaf iag iai ian iao iar ias iat iba ibb ibd ibe ibf ibg ibi ibn ibo ibr ibs ibt ida idb idd ide idf idg idi idn ido idr ids idt ie- iea ied iee ief ieg iei ien ier ies iet ifa ifb ifd ife iff ifg ifi ifn ifo ifr ifs ift iga igb igd ige igf igg igi ign igo igr igs igt iia iib iid iie iif iii iin iio iir iis iit in- ina inb ind ine inf ing ini inn ino inr ins int io- ioa iob iod ioe iof iog ioi ion ioo ior ios iot ir- ira irb ird ire irf irg iri irn iro irr irs irt is- isa isb isd ise