-er -ic a-a a-b a-c a-i aaa aab aac aae aai aam aan aar aas aau ab- aba abb abc abe abi abm abn abr abs abu ac- aca acb acc ace aci acm acn acr acs acu aea aeb aec aee aei aem aen aer aes aeu ai- aia aib aic aie aii aim ain air ais aiu ama amb amc ame ami amm amn amr ams amu an- ana anb anc ane ani anm ann anr ans anu ar- ara arb arc are ari arm arn arr ars aru as- asa asb asc ase asi asm asn asr ass asu au- aua aub auc aue aui aum aun aur aus b-u baa bab bac bae bai bam ban bar bas bau bba bbb bbc bbe bbi bbm bbn bbr bbs bbu bca bcb bcc bce bci bcm bcn bcr bcs bcu be- bea beb bec bee bei bem ben ber bes beu bi- bia bib bic bie bii bim bin bir bis biu bma bmb bmc bme bmi bmm bmn bmr bms bmu bna bnb bnc bne bni bnn bnr bns bnu bra brb bre bri brm brn brr brs bru bsa bsb bsc bse bsi bsm bsn bsr bss bsu bua bub buc bue bui bum bun bur bus buu c-- caa cab cac cae cai cam can car cas cau cba cbb cbc cbe cbi cbm cbn cbr cbs cbu cca ccb ccc cce cci ccm ccn ccr ccs ccu ce- cea ceb cec cee cei cem cen cer ces ceu ci- cia cib cic cie cii cim cin cir cis ciu cma cmb cmc cme cmi cmm cmn cmr cms cmu cn- cna cnb cnc cne cni cnm cnn cnr cns cnu cra crb crc cre cri crm crn crr crs cru csa csb csc cse csi csm csn csr css csu cua cub cuc cue cui cum cun cur cus cuu eaa eab eac eae eai eam ean ear eas eau eba ebb ebc ebe ebi ebm ebn ebr ebs ebu ec- eca ecb ecc ece eci ecm ecn ecr ecs ecu eea eeb eec eee eem een eer ees eia eib eic eie eii eim ein eir eis eiu em- ema emb emc eme emi emm emn emr ems emu en- ena enb enc ene eni enm enn enr ens enu era erb erc ere eri erm ern err ers eru es- esa esb esc ese esi esm esn esr ess esu eu- eua eub euc eue eui eun eur eus ia- iaa iab iac iae iai iam ian iar ias iau iba ibb ibc ibe ibi ibm ibn ibr ibs ibu ica icb icc ice ici icm icn icr ics icu ie- iea iec iee iei iem ien ier ies iia iib iic iie iii iim iin iir iis iiu im- ima imb imc ime imi imm imn ims imu in- ina inb inc ine ini inm inn inr ins inu ir- ira irb irc ire iri irm irn irr irs iru is- isa isb isc ise isi ism isn isr iss isu iu- iua iub iuc iue iui ium iur ius m-r maa mab mac mae mai mam man mar mas mau mba mbb mbc mbe mbi mbm mbr mbs mbu mc- mca mcb mcc mce mci mcm mcn mcr mcs mcu mea meb mec mee mei mem men mer mes meu mi- mia mib mic mie mii mim min mir mis miu mma mmb mmc mme mmi mmm mmn mmr mms mmu mna mnb mnc mne mni mnm mnn mnr mns mnu mra mrb mrc mre mri mrm mrn mrr mrs mru msa msb msc mse msi msm msn msr mss msu mua mub muc mue mui mum mun mur mus muu n-i naa nab nac nae nai nam nan nar nas nau nba nbb nbc nbe nbi nbm nbn nbr nbs nbu nca ncb ncc nce nci ncm ncn ncr ncs ncu ne- nea neb nec nee nei nem nen ner nes neu nia nib nic nie nii nim nin nir nis niu nma nmb nmc nme nmi nmm nmn nmr nms nmu nna nnb nnc nne nni nnm nnn nns nnu nra nrb nrc nre nri nrm nrn nrr nrs nru nsa nsb nsc nse nsi nsm nsn nsr nss nsu nua nub nuc nue nui num nun nur nus nuu ra- raa rab rac rae rai ram ran rar ras rau rba rbb rbc rbe rbi rbm rbn rbr rbs rbu rca rcb rcc rce rci rcm rcn rcr rcs rcu re- rea reb rec ree rei rem ren rer res reu ria rib ric rie rii rim rin rir ris rma rmb rmc rme rmi rmm rmn rmr rms rna rnb rnc rni rnm rnn rnr rns rnu rra rrb rrc rri rrm rrn rrr rrs rru rsa rsb rsc rse rsi rsm rsn rsr rss rsu rua rub ruc rue rui rum run rur rus ruu saa sab sac sae sai sam san sar sas sau sba sbb sbc sbe sbi sbm sbn sbr sbs sbu sca scb scc sce sci scm scn scr scs scu se- sea seb sec see sei sem sen ser ses seu sia sib sic sie sii sim sin sir sis siu sma smb smc sme smi smm smn smr sms smu sna snb snc sne sni snm snn snr sns snu sr- sra srb src sre sri srm srn srr srs ss- ssa ssb ssc sse ssi ssm ssn ssr sss ssu sua sub suc sue sui sum sun sur sus suu ua- uaa uab uac uae uai uam uan uar uas uau uba ubb ubc ube ubi ubn ubr ubs ubu uca ucb ucc uce uci ucm ucn ucr ucs ucu uea ueb uec uee uei uem uen uer ues uia uib uic uie uii uim uin uir uis uiu um- uma umb umc ume umi umm umn umr ums umu un- una unb unc une uni unm unn unr uns unu ur- ura urb urc ure uri