-er -ic a-a a-b a-c a-i a-t aaa aab aac aae aai aam aan aar aas aat aau ab- aba abb abc abe abi abm abn abr abs abt abu ac- aca acb acc ace aci acm acn acr acs act acu aea aeb aec aee aei aem aen aer aes aet aeu ai- aia aib aic aie aii aim ain air ais ait aiu ama amb amc ame ami amm amn amr ams amt amu an- ana anb anc ane ani anm ann anr ans ant anu ar- ara arb arc are ari arm arn arr ars art aru as- asa asb asc ase asi asm asn asr ass ast asu at- ata atb atc ate ati atm atn atr ats att atu au- aua aub auc aue aui aum aun aur aus aut b-u baa bab bac bae bai bam ban bar bas bat bau bba bbb bbc bbe bbi bbm bbn bbr bbs bbt bbu bca bcb bcc bce bci bcm bcn bcr bcs bct bcu be- bea beb bec bee bei bem ben ber bes bet beu bi- bia bib bic bie bii bim bin bir bis bit biu bma bmb bmc bme bmi bmm bmn bmr bms bmt bmu bna bnb bnc bne bni bnn bnr bns bnt bnu bra brb bre bri brm brn brr brs brt bru bsa bsb bsc bse bsi bsm bsn bsr bss bst bsu bta btb btc bte bti btm btn btr bts btt btu bua bub buc bue bui bum bun bur bus but buu c-- caa cab cac cae cai cam can car cas cat cau cba cbb cbc cbe cbi cbm cbn cbr cbs cbt cbu cca ccb ccc cce cci ccm ccn ccr ccs cct ccu ce- cea ceb cec cee cei cem cen cer ces cet ceu ci- cia cib cic cie cii cim cin cir cis cit ciu cma cmb cmc cme cmi cmm cmn cmr cms cmt cmu cn- cna cnb cnc cne cni cnm cnn cnr cns cnt cnu cra crb crc cre cri crm crn crr crs crt cru csa csb csc cse csi csm csn csr css cst csu cta ctb ctc cte cti ctm ctn ctr cts ctt ctu cua cub cuc cue cui cum cun cur cus cut cuu eaa eab eac eae eai eam ean ear eas eat eau eba ebb ebc ebe ebi ebm ebn ebr ebs ebt ebu ec- eca ecb ecc ece eci ecm ecn ecr ecs ect ecu eea eeb eec eee eem een eer ees eet eia eib eic eie eii eim ein eir eis eit eiu em- ema emb emc eme emi emm emn emr ems emt emu en- ena enb enc ene eni enm enn enr ens ent enu era erb erc ere eri erm ern err ers ert eru es- esa esb esc ese esi esm esn esr ess est esu eta etb etc ete eti etm etn etr ets ett etu eu- eua eub euc eue eui eun eur eus eut ia- iaa iab iac iae iai iam ian iar ias iat iau iba ibb ibc ibe ibi ibm ibn ibr ibs ibt ibu ica icb icc ice ici icm icn icr ics ict icu ie- iea iec iee iei iem ien ier ies iet iia iib iic iie iii iim iin iir iis iit iiu im- ima imb imc ime imi imm imn ims imt imu in- ina inb inc ine ini inm inn inr ins int inu ir- ira irb irc ire iri irm irn irr irs irt iru is- isa isb isc ise isi ism isn isr iss ist isu ita itb itc ite iti itm itn its itt itu iu- iua iub iuc iue iui ium iur ius iut m-r maa mab mac mae mai mam man mar mas mat mau mba mbb mbc mbe mbi mbm mbr mbs mbt mbu mc- mca mcb mcc mce mci mcm mcn mcr mcs mct mcu mea meb mec mee mei mem men mer mes met meu mi- mia mib mic mie mii mim min mir mis mit miu mma mmb mmc mme mmi mmm mmn mmr mms mmt mmu mna mnb mnc mne mni mnm mnn mnr mns mnt mnu mra mrb mrc mre mri mrm mrn mrr mrs mrt mru msa msb msc mse msi msm msn msr mss mst msu mta mtb mtc mte mti mtm mtn mtr mts mtt mtu mua mub muc mue mui mum mun mur mus mut muu n-i naa nab nac nae nai nam nan nar nas nat nau nba nbb nbc nbe nbi nbm nbn nbr nbs nbt nbu nca ncb ncc nce nci ncm ncn ncr ncs nct ncu ne- nea neb nec nee nei nem nen ner nes net neu nia nib nic nie nii nim nin nir nis nit niu nma nmb nmc nme nmi nmm nmn nmr nms nmt nmu nna nnb nnc nne nni nnm nnn nns nnt nnu nra nrb nrc nre nri nrm nrn nrr nrs nrt nru nsa nsb nsc nse nsi nsm nsn nsr nss nst nsu nta ntb ntc nte nti ntm ntn ntr nts ntt ntu nua nub nuc nue nui num nun nur nus nut nuu ra- raa rab rac rae rai ram ran rar ras rat rau rba rbb rbc rbe rbi rbm rbn rbr rbs rbt rbu rca rcb rcc rce rci rcm rcn rcr rcs rct rcu re- rea reb rec ree rei rem ren rer res ret reu ria rib ric rie rii rim rin rir ris rit rma rmb rmc rme rmi rmm rmn rmr rms rmt rna rnb rnc rni rnm rnn rnr rns rnt rnu rra rrb rrc rri rrm rrn rrr rrs rrt rru rsa rsb rsc rse rsi rsm rsn rsr rss rst rsu rta rtb rtc rte rti rtm rtn rtr rts rtt rtu rua rub ruc rue rui rum run rur rus rut ruu saa sab sac sae sai sam san sar sas sat