-er a-a a-b aaa aab aae aag aah aak aan aao aar aas aau ab- aba abb abe abg abh abk abn abo abr abs abu aea aeb aee aeg aeh aek aen aeo aer aes aeu ag- aga agb age agg agh agk agn ago agr ags agu aha ahb ahe ahg ahh ahk ahn aho ahr ahs ahu aka akb ake akg akh akk akn ako akr aks aku an- ana anb ane ang anh ank ann ano anr ans anu aoa aob aoe aog aoh aok aon aoo aor aos aou ar- ara arb are arg arh ark arn aro arr ars aru as- asa asb ase asg ash ask asn aso asr ass asu au- aua aub aue aug auh auk aun auo aur aus b-u baa bab bae bag bah bak ban bao bar bas bau bba bbb bbe bbg bbh bbk bbn bbo bbr bbs bbu be- bea beb bee beg beh bek ben beo ber bes beu bga bgb bge bgg bgh bgk bgn bgo bgr bgs bgu bha bhb bhe bhg bhh bhk bho bhr bhs bhu bka bkb bke bkg bkk bkn bko bkr bks bna bnb bne bng bnk bnn bno bnr bns bnu boa bob boe bog boh bok bon boo bor bos bou bra brb bre brg brh brk brn bro brr brs bru bsa bsb bse bsg bsh bsk bsn bso bsr bss bsu bua bub bue bug buh buk bun buo bur bus buu eaa eab eae eag eah eak ean eao ear eas eau eba ebb ebe ebg ebh ebk ebn ebo ebr ebs ebu eea eeb eee eeg eek een eeo eer ees ega egb ege egg egh egn ego egr egs egu eha ehb ehe ehg ehh ehn eho ehr ehs ehu eka ekb eke ekg ekh eko ekr eks eku en- ena enb ene eng enh enk enn eno enr ens enu eo- eoa eob eoe eog eoh eok eon eoo eor eos eou era erb ere erg erh erk ern ero err ers eru es- esa esb ese esg esh esk esn eso esr ess esu eu- eua eub eue eug eun eur eus gaa gab gae gag gah gak gan gao gar gas gau gba gbe gbg gbh gbk gbn gbo gbr gbs gbu ge- gea geb gee geg geh gek gen geo ger ges geu gga ggb ggg ggh ggn ggo ggr ggs ggu gha ghb ghe ghg ghh ghn gho ghr ghs gka gkb gkh gkn gko gks gna gnb gne gnn gno gnr gns gnu goa gob goe gog goh gok gon goo gor gos gou gra grb gre grg grh grk grn gro grr grs gru gsa gsb gse gsg gsk gsn gso gsr gss gsu gu- gua gub gue gug guk gun guo gur gus guu haa hab hae hag hah hak han hao har has hau hba hbb hbe hbg hbh hbk hbn hbo hbr hbs hbu he- hea heb hee heg heh hek hen heo her hes heu hga hgb hge hgg hgh hgk hgn hgo hgr hgs hgu hha hhb hhe hhg hhh hhk hhn hho hhr hhs hhu hka hkb hkg hkh hkk hkn hko hkr hks hku hna hnb hne hng hnh hnk hnn hno hns hnu hoa hob hoe hog hoh hok hon hoo hor hos hou hr- hra hrb hre hrg hrh hrk hrn hro hrr hrs hru hsa hsb hse hsg hsh hsk hsn hsr hss hsu hua hub hue hug huh huk hun huo hur hus huu ka- kaa kab kae kag kah kak kan kao kar kas kau kba kbb kbe kbh kbk kbn kbo kbr kbs kbu ke- kea keb kee keg keh kek ken keo ker kes kga kgb kgh kgo kgs kgu kha khe khh khk khn kho khr khs khu kkb kke kkh kkk kkn kkr kks kku kn- kna kne kng knk knn kno knr knu koa kob koe kog koh kok kon koo kor kos kou kra krg krk krn kro krr krs kru ksa ksb kse ksg ksh ksk ksn kso ksr kss ksu kub kue kug kuh kuk kun kur kus kuu naa nab nae nag nah nak nan nao nar nas nau nba nbb nbe nbg nbk nbn nbo nbr nbs nbu ne- nea neb nee neg neh nek nen neo ner nes neu nga ngb nge ngg ngh ngk ngn ngo ngs ngu nha nhb nhe nhg nhh nhk nhn nhr nhs nhu nka nke nkk nkn nko nkr nks nku nna nnb nne nng nnh nnk nnn nno nns nnu no- noa nob noe nog noh nok non noo nor nos nou nra nrb nre nrg nrk nrn nro nrr nrs nru nsa nsb nse nsg nsh nsk nsn nso nsr nss nsu nua nub nue nug nuh nuk nun nuo nur nus nuu oaa oab oae oag oah oak oan oao oar oas oau ob- oba obb obe obg obh obk obn obo obr obs obu oea oeb oee oeg oeh oen oeo oer oes oga oge ogg ogh ogn ogo ogs oha ohe ohg ohh ohn oho ohr ohs ohu oka okb oke okg okk oko okr oks oku on- ona onb one ong onh onk onn ono onr ons onu oo- ooa oob oog ooh ook oon ooo oor oos or- ora orb ore org orh ork orn oro orr ors oru os- osa osb ose osg osh osk osn oso osr oss osu ou- oua oue ouh ouk oun ouo our ous ra- raa rab rae rag rah rak ran rao rar ras rau rba rbb rbe rbg rbh rbk rbn rbo rbr rbs rbu re- rea reb ree reg reh rek ren reo rer res reu rga rgb rge rgg rgh rgk rgn rgo rgr rgs rh- rha rhb rhe rhg rhh rhn rho rhr rhs rhu rkb rke rkg rkk rko rks rku rna rnb rng rnh rnn rno rnr rns rnu roa rob roe rog roh rok