-er a-a a-b a-i aaa aab aad aae aah aai aan aar aas aau ab- aba abb abd abe abh abi abn abr abs abu ad- ada adb add ade adh adi adn adr ads adu aea aeb aed aee aeh aei aen aer aes aeu aha ahb ahd ahe ahh ahi ahn ahr ahs ahu ai- aia aib aid aie aih aii ain air ais aiu an- ana anb and ane anh ani ann anr ans anu ar- ara arb ard are arh ari arn arr ars aru as- asa asb asd ase ash asi asn asr ass asu au- aua aub aud aue auh aui aun aur aus b-u baa bab bad bae bah bai ban bar bas bau bba bbb bbd bbe bbh bbi bbn bbr bbs bbu bda bdb bdd bde bdh bdi bdr bds bdu be- bea beb bed bee beh bei ben ber bes beu bha bhb bhd bhe bhh bhi bhr bhs bhu bi- bia bib bid bie bih bii bin bir bis biu bna bnb bnd bne bni bnn bnr bns bnu bra brb brd bre brh bri brn brr brs bru bsa bsb bsd bse bsh bsi bsn bsr bss bsu bua bub bud bue buh bui bun bur bus buu daa dab dad dae dah dai dan dar das dau dba dbb dbd dbe dbh dbi dbn dbr dbs dbu dda ddb ddd dde ddh ddi ddn ddr dds ddu de- dea deb ded dee deh dei den der des deu dh- dha dhb dhd dhe dhh dhi dhr dhs dhu di- dia dib did die dih dii din dir dis diu dna dnb dnd dne dnh dni dnn dnr dns dra drb drd dre dri drn drr drs dru dsa dsb dsd dse dsh dsi dsn dsr dss dsu dua dub dud due duh dui dun dur dus eaa eab ead eae eah eai ean ear eas eau eba ebb ebd ebe ebh ebi ebn ebr ebs ebu ed- eda edb edd ede edh edi edn edr eds edu eea eeb eed eee een eer ees eha ehb ehd ehe ehh ehi ehn ehr ehs ehu eia eib eid eie eii ein eir eis eiu en- ena enb end ene enh eni enn enr ens enu era erb erd ere erh eri ern err ers eru es- esa esb esd ese esh esi esn esr ess esu eu- eua eub eud eue eui eun eur eus h-i haa hab had hae hah hai han har has hau hba hbb hbd hbe hbh hbi hbn hbr hbs hbu hda hdb hdd hde hdh hdi hdn hdr hds hdu he- hea heb hed hee heh hei hen her hes heu hha hhb hhd hhe hhh hhi hhn hhr hhs hhu hia hib hid hie hih hii hin hir his hiu hna hnb hnd hne hnh hnn hns hnu hr- hra hrb hrd hre hrh hri hrn hrr hrs hru hsa hsb hsd hse hsh hsi hsn hsr hss hsu hua hub hud hue huh hui hun hur hus huu i-d ia- iaa iab iad iae iah iai ian iar ias iau iba ibb ibd ibe ibh ibi ibn ibr ibs ibu ida idb idd ide idh idi idn idr ids idu ie- iea ied iee iei ien ier ies iha ihb ihd ihe ihh ihi ihn ihr ihs ihu iia iib iid iie iih iii iin iir iis iiu in- ina inb ind ine inh ini inn inr ins inu ir- ira irb ird ire iri irn irr irs iru is- isa isb isd ise ish isi isn isr iss isu iu- iua iub iud iue iui iur ius n-i naa nab nad nae nah nai nan nar nas nau nba nbb nbd nbe nbi nbn nbr nbs nbu nda ndb ndd nde ndh ndi ndn ndr nds ndu ne- nea neb ned nee neh nei nen ner nes neu nha nhb nhd nhe nhh nhi nhn nhr nhs nhu nia nib nid nie nih nii nin nir nis niu nna nnb nne nnh nni nnn nns nnu nra nrb nrd nre nri nrn nrr nrs nru nsa nsb nsd nse nsh nsi nsn nsr nss nsu nua nub nud nue nuh nui nun nur nus nuu ra- raa rab rad rae rah rai ran rar ras rau rba rbb rbd rbe rbh rbi rbn rbr rbs rbu rda rdb rdd rde rdh rdi rdn rdr rds rdu re- rea reb red ree reh rei ren rer res reu rh- rha rhb rhd rhe rhh rhi rhn rhr rhs rhu ria rib rid rie rih rii rin rir ris rna rnb rnd rnh rni rnn rnr rns rnu rra rrb rrd rrh rri rrn rrr rrs rru rsa rsb rsd rse rsh rsi rsn rsr rss rsu rua rub rud rue ruh rui run rur rus ruu saa sab sad sae sah sai san sar sas sau sba sbb sbd sbe sbh sbi sbn sbr sbs sbu sda sdb sdd sde sdh sdi sdn sdr sds sdu se- sea seb sed see seh sei sen ser ses seu sh- sha shb shd she shh shi shn shr shs shu sia sib sid sie sih sii sin sir sis siu sna snb snd sne sni snn snr sns snu sr- sra srb srd sre srh sri srn srr srs ss- ssa ssb ssd sse ssh ssi ssn ssr sss ssu sua sub sud sue suh sui sun sur sus suu ua- uaa uab uad uae uah uai uan uar uas uau uba ubb ube ubh ubi ubn ubr ubs ubu uda udb udd ude udi udn udr uds udu uea ueb ued uee ueh uei uen uer ues uha uhb uhd uhe uhh uhi uhr uhs uhu uia uib uid uie uii uin uir uis uiu un- una unb und une unh uni unn unr uns unu ur- ura urb urd ure uri urn urr urs uru usa usb usd use ush usi usn usr uss usu uua uue uun uur uus