-er -ic a-a a-c a-i a-t aaa aac aae aag aai aam aar aat aau ac- aca acc ace acg aci acm acr act acu aea aec aee aeg aei aem aer aet aeu ag- aga agc age agg agi agm agr agt agu ai- aia aic aie aig aii aim air ait aiu ama amc ame amg ami amm amr amt amu ar- ara arc are arg ari arm arr art aru at- ata atc ate atg ati atm atr att atu au- aua auc aue aug aui aum aur aut c-- caa cac cae cag cai cam car cat cau cca ccc cce ccg cci ccm ccr cct ccu ce- cea cec cee ceg cei cem cer cet ceu cga cgc cge cgg cgi cgm cgr cgt cgu ci- cia cic cie cig cii cim cir cit ciu cma cmc cme cmg cmi cmm cmr cmt cmu cra crc cre crg cri crm crr crt cru cta ctc cte ctg cti ctm ctr ctt ctu cua cuc cue cug cui cum cur cut cuu eaa eac eae eag eai eam ear eat eau ec- eca ecc ece ecg eci ecm ecr ect ecu eea eec eee eeg eem eer eet ega egc ege egg egi egm egr egt egu eia eic eie eig eii eim eir eit eiu em- ema emc eme emg emi emm emr emt emu era erc ere erg eri erm err ert eru eta etc ete etg eti etm etr ett etu eu- eua euc eue eug eui eur eut gaa gac gae gag gai gam gar gat gau gca gcc gce gcg gci gcm gcr gct gcu ge- gea gec gee geg gei gem ger get geu gga ggc ggg ggi ggm ggr ggt ggu gia gic gie gig gii gim gir git giu gma gmc gme gmg gmi gmm gmr gmt gra grc gre grg gri grm grr grt gru gta gtc gte gtg gti gtm gtr gtt gtu gu- gua guc gue gug gui gum gur gut guu ia- iaa iac iae iag iai iam iar iat iau ica icc ice icg ici icm icr ict icu ie- iea iec iee ieg iei iem ier iet iga igc ige igg igi igm igr igt igu iia iic iie iii iim iir iit iiu im- ima imc ime img imi imm imt imu ir- ira irc ire irg iri irm irr irt iru ita itc ite itg iti itm itt itu iu- iua iuc iue iug iui ium iur iut m-r maa mac mae mag mai mam mar mat mau mc- mca mcc mce mcg mci mcm mcr mct mcu mea mec mee meg mei mem mer met meu mga mgc mge mgi mgm mgr mgt mgu mi- mia mic mie mig mii mim mir mit miu mma mmc mme mmg mmi mmm mmr mmt mmu mra mrc mre mrg mri mrm mrr mrt mru mta mtc mte mtg mti mtm mtr mtt mtu mua muc mue mug mui mum mur mut muu ra- raa rac rae rag rai ram rar rat rau rca rcc rce rcg rci rcm rcr rct rcu re- rea rec ree reg rei rem rer ret reu rga rgc rge rgg rgi rgr rgt ria ric rie rig rii rim rir rit rma rmc rme rmg rmi rmm rmr rmt rra rrc rrg rri rrm rrr rrt rru rta rtc rte rtg rti rtm rtr rtt rtu rua ruc rue rug rui rum rur rut ruu taa tac tae tag tai tam tar tat tau tca tcc tce tcg tci tcm tcr tct tcu te- tea tec tee teg tei tem ter tet teu tga tgc tge tgg tgi tgm tgr tgt tgu tia tic tie tig tii tim tir tit tiu tma tmc tme tmg tmi tmm tmr tmt tmu tra trc tre trg tri trm trr trt tru tta ttc tte ttg tti ttm ttr ttt ttu tua tuc tue tug tui tum tur tut tuu ua- uaa uac uae uag uai uam uar uat uau uca ucc uce ucg uci ucm ucr uct ucu uea uec uee ueg uei uem uer uet uga ugc uge ugg ugi ugm ugr ugt ugu uia uic uie uig uii uim uir uit uiu um- uma umc ume umg umi umm umr umt umu ur- ura urc ure urg uri urm urr urt uru uta utc ute uti utm utr utt utu uua uuc uue uug uum uur uut uuu