-er -ic a-a a-b a-c a-i aaa aab aac aae aah aai aam aao aar aas aau ab- aba abb abc abe abh abi abm abo abr abs abu ac- aca acb acc ace ach aci acm aco acr acs acu aea aeb aec aee aeh aei aem aeo aer aes aeu aha ahb ahc ahe ahh ahi ahm aho ahr ahs ahu ai- aia aib aic aie aih aii aim aio air ais aiu ama amb amc ame amh ami amm amo amr ams amu aoa aob aoc aoe aoh aoi aom aoo aor aos aou ar- ara arb arc are arh ari arm aro arr ars aru as- asa asb asc ase ash asi asm aso asr ass asu au- aua aub auc aue auh aui aum auo aur aus b-u baa bab bac bae bah bai bam bao bar bas bau bba bbb bbc bbe bbh bbi bbm bbo bbr bbs bbu bca bcb bcc bce bch bci bcm bco bcr bcs bcu be- bea beb bec bee beh bei bem beo ber bes beu bha bhb bhc bhe bhh bhi bhm bho bhr bhs bhu bi- bia bib bic bie bih bii bim bio bir bis biu bma bmb bmc bme bmh bmi bmm bmo bmr bms bmu boa bob boc boe boh boi bom boo bor bos bou bra brb bre brh bri brm bro brr brs bru bsa bsb bsc bse bsh bsi bsm bso bsr bss bsu bua bub buc bue buh bui bum buo bur bus buu c-- caa cab cac cae cah cai cam cao car cas cau cba cbb cbc cbe cbh cbi cbm cbo cbr cbs cbu cca ccb ccc cce cch cci ccm cco ccr ccs ccu ce- cea ceb cec cee ceh cei cem ceo cer ces ceu ch- cha chb chc che chh chi chm cho chr chs chu ci- cia cib cic cie cih cii cim cio cir cis ciu cma cmb cmc cme cmh cmi cmm cmo cmr cms cmu co- coa cob coc coe coh coi com coo cor cos cou cra crb crc cre crh cri crm cro crr crs cru csa csb csc cse csh csi csm cso csr css csu cua cub cuc cue cuh cui cum cuo cur cus cuu eaa eab eac eae eah eai eam eao ear eas eau eba ebb ebc ebe ebh ebi ebm ebo ebr ebs ebu ec- eca ecb ecc ece ech eci ecm eco ecr ecs ecu eea eeb eec eee eem eeo eer ees eha ehb ehc ehe ehh ehi ehm eho ehr ehs ehu eia eib eic eie eii eim eio eir eis eiu em- ema emb emc eme emh emi emm emo emr ems emu eo- eoa eob eoc eoe eoh eoi eom eoo eor eos eou era erb erc ere erh eri erm ero err ers eru es- esa esb esc ese esh esi esm eso esr ess esu eu- eua eub euc eue eui eur eus h-i haa hab hac hae hah hai ham hao har has hau hba hbb hbc hbe hbh hbi hbm hbo hbr hbs hbu hca hcb hcc hce hch hci hcm hco hcr hcs he- hea heb hec hee heh hei hem heo her hes heu hha hhb hhc hhe hhh hhi hhm hho hhr hhs hhu hia hib hic hie hih hii him hio hir his hiu hma hmb hmc hme hmh hmi hmm hmo hmr hms hmu hoa hob hoc hoe hoh hoi hom hoo hor hos hou hr- hra hrb hrc hre hrh hri hrm hro hrr hrs hru hsa hsb hsc hse hsh hsi hsm hsr hss hsu hua hub huc hue huh hui hum huo hur hus huu ia- iaa iab iac iae iah iai iam iao iar ias iau iba ibb ibc ibe ibh ibi ibm ibo ibr ibs ibu ica icb icc ice ich ici icm ico icr ics icu ie- iea iec iee iei iem ier ies iha ihb ihc ihe ihh ihi ihm iho ihr ihs ihu iia iib iic iie iih iii iim iio iir iis iiu im- ima imb imc ime imh imi imm imo ims imu io- ioa iob ioc ioe ioh ioi iom ioo ior ios iou ir- ira irb irc ire iri irm iro irr irs iru is- isa isb isc ise ish isi ism iso isr iss isu iu- iua iub iuc iue iui ium iur ius m-o m-r maa mab mac mae mah mai mam mao mar mas mau mba mbb mbc mbe mbh mbi mbm mbo mbr mbs mbu mc- mca mcb mcc mce mch mci mcm mco mcr mcs mcu mea meb mec mee meh mei mem meo mer mes meu mha mhc mhh mhi mhm mho mhr mhs mhu mi- mia mib mic mie mih mii mim mio mir mis miu mma mmb mmc mme mmh mmi mmm mmo mmr mms mmu moa mob moc moe moh moi mom moo mor mos mou mra mrb mrc mre mrh mri mrm mro mrr mrs mru msa msb msc mse msh msi msm mso msr mss msu mua mub muc mue muh mui mum mur mus muu o-i oaa oab oac oae oah oai oam oao oar oas oau ob- oba obb obc obe obh obi obm obo obr obs obu oc- oca ocb occ och oci ocm oco ocr ocs ocu oea oeb oec oee oeh oei oem oeo oer oes oha ohc ohe ohh ohi ohm oho ohr ohs ohu oia oib oic oie oii oim oio oir ois oiu om- oma omb omc ome omh omi omm omo omr oms omu oo- ooa oob ooc ooh ooi oom ooo oor oos or- ora orb orc ore orh ori orm oro orr ors oru os- osa osb osc ose osh osi osm oso osr oss osu ou- oua ouc oue ouh oui oum ouo our ous ra- raa rab rac rae rah rai ram rao rar ras rau rba rbb rbc rbe rbh