-er a-a a-b a-i aaa aab aad aae aag aai aan aao aar aas aau ab- aba abb abd abe abg abi abn abo abr abs abu ad- ada adb add ade adg adi adn ado adr ads adu aea aeb aed aee aeg aei aen aeo aer aes aeu ag- aga agb agd age agg agi agn ago agr ags agu ai- aia aib aid aie aig aii ain aio air ais aiu an- ana anb and ane ang ani ann ano anr ans anu aoa aob aod aoe aog aoi aon aoo aor aos aou ar- ara arb ard are arg ari arn aro arr ars aru as- asa asb asd ase asg asi asn aso asr ass asu au- aua aub aud aue aug aui aun auo aur aus b-u baa bab bad bae bag bai ban bao bar bas bau bba bbb bbd bbe bbg bbi bbn bbo bbr bbs bbu bda bdb bdd bde bdg bdi bdo bdr bds bdu be- bea beb bed bee beg bei ben beo ber bes beu bga bgb bgd bge bgg bgi bgn bgo bgr bgs bgu bi- bia bib bid bie big bii bin bio bir bis biu bna bnb bnd bne bng bni bnn bno bnr bns bnu boa bob bod boe bog boi bon boo bor bos bou bra brb brd bre brg bri brn bro brr brs bru bsa bsb bsd bse bsg bsi bsn bso bsr bss bsu bua bub bud bue bug bui bun buo bur bus buu daa dab dad dae dag dai dan dao dar das dau dba dbb dbd dbe dbg dbi dbn dbo dbr dbs dbu dda ddb ddd dde ddg ddi ddn ddo ddr dds ddu de- dea deb ded dee deg dei den deo der des deu dga dgd dge dgg dgi dgn dgr dgs dgu di- dia dib did die dig dii din dio dir dis diu dna dnb dnd dne dng dni dnn dno dnr dns doa dob dod doe dog doi don doo dor dos dou dra drb drd dre drg dri drn dro drr drs dru dsa dsb dsd dse dsg dsi dsn dso dsr dss dsu dua dub dud due dug dui dun duo dur dus eaa eab ead eae eag eai ean eao ear eas eau eba ebb ebd ebe ebg ebi ebn ebo ebr ebs ebu ed- eda edb edd ede edg edi edn edo edr eds edu eea eeb eed eee eeg een eeo eer ees ega egb egd ege egg egi egn ego egr egs egu eia eib eid eie eig eii ein eio eir eis eiu en- ena enb end ene eng eni enn eno enr ens enu eo- eoa eob eod eoe eog eoi eon eoo eor eos eou era erb erd ere erg eri ern ero err ers eru es- esa esb esd ese esg esi esn eso esr ess esu eu- eua eub eud eue eug eui eun eur eus g-d gaa gab gad gae gag gai gan gao gar gas gau gba gbd gbe gbg gbi gbn gbo gbr gbs gbu gda gdb gdd gde gdi gdn gdo gdr gds gdu ge- gea geb ged gee geg gei gen geo ger ges geu gga ggb ggd ggg ggi ggn ggo ggr ggs ggu gia gib gid gie gig gii gin gio gir gis giu gna gnb gnd gne gni gnn gno gnr gns gnu goa gob god goe gog goi gon goo gor gos gou gra grb grd gre grg gri grn gro grr grs gru gsa gsb gsd gse gsg gsi gsn gso gsr gss gsu gu- gua gub gud gue gug gui gun guo gur gus guu i-d ia- iaa iab iad iae iag iai ian iao iar ias iau iba ibb ibd ibe ibg ibi ibn ibo ibr ibs ibu ida idb idd ide idg idi idn ido idr ids idu ie- iea ied iee ieg iei ien ier ies iga igb igd ige igg igi ign igo igr igs igu iia iib iid iie iii iin iio iir iis iiu in- ina inb ind ine ing ini inn ino inr ins inu io- ioa iob iod ioe iog ioi ion ioo ior ios iou ir- ira irb ird ire irg iri irn iro irr irs iru is- isa isb isd ise isg isi isn iso isr iss isu iu- iua iub iud iue iug iui iur ius n-i naa nab nad nae nag nai nan nao nar nas nau nba nbb nbd nbe nbg nbi nbn nbo nbr nbs nbu nda ndb ndd nde ndg ndi ndn ndo ndr nds ndu ne- nea neb ned nee neg nei nen neo ner nes neu nga ngb ngd nge ngg ngi ngn ngo ngs ngu nia nib nid nie nig nii nin nio nir nis niu nna nnb nne nng nni nnn nno nns nnu no- noa nob nod noe nog noi non noo nor nos nou nra nrb nrd nre nrg nri nrn nro nrr nrs nru nsa nsb nsd nse nsg nsi nsn nso nsr nss nsu nua nub nud nue nug nui nun nuo nur nus nuu o-i oaa oab oad oae oag oai oan oao oar oas oau ob- oba obb obd obe obg obi obn obo obr obs obu oda odb odd ode odg odi odn odo odr ods odu oea oeb oed oee oeg oei oen oeo oer oes oga ogd oge ogg ogi ogn ogo ogs oia oib oid oie oii oin oio oir ois oiu on- ona onb ond one ong oni onn ono onr ons onu oo- ooa oob ood oog ooi oon ooo oor oos or- ora orb ord ore org ori orn oro orr ors oru os- osa osb osd ose osg osi osn oso osr oss osu ou- oua oud oue oui oun ouo our ous ra- raa rab rad rae rag rai ran rao rar ras rau rba rbb rbd rbe rbg rbi rbn rbo rbr rbs rbu