-er a-a a-b a-i a-t aaa aab aad aae aag aai aan aar aas aat aau ab- aba abb abd abe abg abi abn abr abs abt abu ad- ada adb add ade adg adi adn adr ads adt adu aea aeb aed aee aeg aei aen aer aes aet aeu ag- aga agb agd age agg agi agn agr ags agt agu ai- aia aib aid aie aig aii ain air ais ait aiu an- ana anb and ane ang ani ann anr ans ant anu ar- ara arb ard are arg ari arn arr ars art aru as- asa asb asd ase asg asi asn asr ass ast asu at- ata atb atd ate atg ati atn atr ats att atu au- aua aub aud aue aug aui aun aur aus aut b-u baa bab bad bae bag bai ban bar bas bat bau bba bbb bbd bbe bbg bbi bbn bbr bbs bbt bbu bda bdb bdd bde bdg bdi bdr bds bdt bdu be- bea beb bed bee beg bei ben ber bes bet beu bga bgb bgd bge bgg bgi bgn bgr bgs bgt bgu bi- bia bib bid bie big bii bin bir bis bit biu bna bnb bnd bne bng bni bnn bnr bns bnt bnu bra brb brd bre brg bri brn brr brs brt bru bsa bsb bsd bse bsg bsi bsn bsr bss bst bsu bta btb btd bte btg bti btn btr bts btt btu bua bub bud bue bug bui bun bur bus but buu daa dab dad dae dag dai dan dar das dat dau dba dbb dbd dbe dbg dbi dbn dbr dbs dbt dbu dda ddb ddd dde ddg ddi ddn ddr dds ddt ddu de- dea deb ded dee deg dei den der des det deu dga dgd dge dgg dgi dgn dgr dgs dgt dgu di- dia dib did die dig dii din dir dis dit diu dna dnb dnd dne dng dni dnn dnr dns dnt dra drb drd dre drg dri drn drr drs drt dru dsa dsb dsd dse dsg dsi dsn dsr dss dst dsu dta dtb dtd dte dtg dti dtn dtr dts dtt dtu dua dub dud due dug dui dun dur dus dut eaa eab ead eae eag eai ean ear eas eat eau eba ebb ebd ebe ebg ebi ebn ebr ebs ebt ebu ed- eda edb edd ede edg edi edn edr eds edt edu eea eeb eed eee eeg een eer ees eet ega egb egd ege egg egi egn egr egs egt egu eia eib eid eie eig eii ein eir eis eit eiu en- ena enb end ene eng eni enn enr ens ent enu era erb erd ere erg eri ern err ers ert eru es- esa esb esd ese esg esi esn esr ess est esu eta etb etd ete etg eti etn etr ets ett etu eu- eua eub eud eue eug eui eun eur eus eut g-d gaa gab gad gae gag gai gan gar gas gat gau gba gbd gbe gbg gbi gbn gbr gbs gbt gbu gda gdb gdd gde gdi gdn gdr gds gdt gdu ge- gea geb ged gee geg gei gen ger ges get geu gga ggb ggd ggg ggi ggn ggr ggs ggt ggu gia gib gid gie gig gii gin gir gis git giu gna gnb gnd gne gni gnn gnr gns gnt gnu gra grb grd gre grg gri grn grr grs grt gru gsa gsb gsd gse gsg gsi gsn gsr gss gst gsu gta gtb gtd gte gtg gti gtn gtr gts gtt gtu gu- gua gub gud gue gug gui gun gur gus gut guu i-d ia- iaa iab iad iae iag iai ian iar ias iat iau iba ibb ibd ibe ibg ibi ibn ibr ibs ibt ibu ida idb idd ide idg idi idn idr ids idt idu ie- iea ied iee ieg iei ien ier ies iet iga igb igd ige igg igi ign igr igs igt igu iia iib iid iie iii iin iir iis iit iiu in- ina inb ind ine ing ini inn inr ins int inu ir- ira irb ird ire irg iri irn irr irs irt iru is- isa isb isd ise isg isi isn isr iss ist isu ita itb itd ite itg iti itn its itt itu iu- iua iub iud iue iug iui iur ius iut n-i naa nab nad nae nag nai nan nar nas nat nau nba nbb nbd nbe nbg nbi nbn nbr nbs nbt nbu nda ndb ndd nde ndg ndi ndn ndr nds ndt ndu ne- nea neb ned nee neg nei nen ner nes net neu nga ngb ngd nge ngg ngi ngn ngs ngt ngu nia nib nid nie nig nii nin nir nis nit niu nna nnb nne nng nni nnn nns nnt nnu nra nrb nrd nre nrg nri nrn nrr nrs nrt nru nsa nsb nsd nse nsg nsi nsn nsr nss nst nsu nta ntb ntd nte ntg nti ntn ntr nts ntt ntu nua nub nud nue nug nui nun nur nus nut nuu ra- raa rab rad rae rag rai ran rar ras rat rau rba rbb rbd rbe rbg rbi rbn rbr rbs rbt rbu rda rdb rdd rde rdg rdi rdn rdr rds rdt rdu re- rea reb red ree reg rei ren rer res ret reu rga rgb rgd rge rgg rgi rgn rgr rgs rgt ria rib rid rie rig rii rin rir ris rit rna rnb rnd rng rni rnn rnr rns rnt rnu rra rrb rrd rrg rri rrn rrr rrs rrt rru rsa rsb rsd rse rsg rsi rsn rsr rss rst rsu rta rtb rtd rte rtg rti rtn rtr rts rtt rtu rua rub rud rue rug rui run rur rus rut ruu saa sab sad sae sag sai san sar sas sat sau sba sbb sbd sbe sbg sbi sbn sbr sbs