-er a-a a-c a-t aaa aac aae aam aan aar aas aat aau ac- aca acc ace acm acn acr acs act acu aea aec aee aem aen aer aes aet aeu ama amc ame amm amn amr ams amt amu an- ana anc ane anm ann anr ans ant anu ar- ara arc are arm arn arr ars art aru as- asa asc ase asm asn asr ass ast asu at- ata atc ate atm atn atr ats att atu au- aua auc aue aum aun aur aus aut c-- caa cac cae cam can car cas cat cau cca ccc cce ccm ccn ccr ccs cct ccu ce- cea cec cee cem cen cer ces cet ceu cma cmc cme cmm cmn cmr cms cmt cmu cn- cna cnc cne cnm cnn cnr cns cnt cnu cra crc cre crm crn crr crs crt cru csa csc cse csm csn csr css cst csu cta ctc cte ctm ctn ctr cts ctt ctu cua cuc cue cum cun cur cus cut cuu eaa eac eae eam ean ear eas eat eau ec- eca ecc ece ecm ecn ecr ecs ect ecu eea eec eee eem een eer ees eet em- ema emc eme emm emn emr ems emt emu en- ena enc ene enm enn enr ens ent enu era erc ere erm ern err ers ert eru es- esa esc ese esm esn esr ess est esu eta etc ete etm etn etr ets ett etu eu- eua euc eue eun eur eus eut m-r maa mac mae mam man mar mas mat mau mc- mca mcc mce mcm mcn mcr mcs mct mcu mea mec mee mem men mer mes met meu mma mmc mme mmm mmn mmr mms mmt mmu mna mnc mne mnm mnn mnr mns mnt mnu mra mrc mre mrm mrn mrr mrs mrt mru msa msc mse msm msn msr mss mst msu mta mtc mte mtm mtn mtr mts mtt mtu mua muc mue mum mun mur mus mut muu naa nac nae nam nan nar nas nat nau nca ncc nce ncm ncn ncr ncs nct ncu ne- nea nec nee nem nen ner nes net neu nma nmc nme nmm nmn nmr nms nmt nmu nna nnc nne nnm nnn nns nnt nnu nra nrc nre nrm nrn nrr nrs nrt nru nsa nsc nse nsm nsn nsr nss nst nsu nta ntc nte ntm ntn ntr nts ntt ntu nua nuc nue num nun nur nus nut nuu ra- raa rac rae ram ran rar ras rat rau rca rcc rce rcm rcn rcr rcs rct rcu re- rea rec ree rem ren rer res ret reu rma rmc rme rmm rmn rmr rms rmt rna rnc rnm rnn rnr rns rnt rnu rra rrc rrm rrn rrr rrs rrt rru rsa rsc rse rsm rsn rsr rss rst rsu rta rtc rte rtm rtn rtr rts rtt rtu rua ruc rue rum run rur rus rut ruu saa sac sae sam san sar sas sat sau sca scc sce scm scn scr scs sct scu se- sea sec see sem sen ser ses set seu sma smc sme smm smn smr sms smt smu sna snc sne snm snn snr sns snt snu sr- sra src sre srm srn srr srs srt ss- ssa ssc sse ssm ssn ssr sss sst ssu sta stc ste stm stn str sts stt stu sua suc sue sum sun sur sus sut suu taa tac tae tam tan tar tas tat tau tca tcc tce tcm tcn tcr tcs tct tcu te- tea tec tee tem ten ter tes tet teu tma tmc tme tmm tmn tmr tms tmt tmu tna tnc tne tnm tnn tnr tns tnt tra trc tre trm trn trr trs trt tru tsa tsc tse tsm tsn tsr tss tst tsu tta ttc tte ttm ttn ttr tts ttt ttu tua tuc tue tum tun tur tus tut tuu ua- uaa uac uae uam uan uar uas uat uau uca ucc uce ucm ucn ucr ucs uct ucu uea uec uee uem uen uer ues uet um- uma umc ume umm umn umr ums umt umu un- una unc une unm unn unr uns unt unu ur- ura urc ure urm urn urr urs urt uru usa usc use usm usn usr uss ust usu uta utc ute utm utn utr uts utt utu uua uuc uue uum uun uur uus uut uuu