-er -th a-a a-c a-t aaa aac aae aag aah aar aas aat aau ac- aca acc ace acg ach acr acs act acu aea aec aee aeg aeh aer aes aet aeu ag- aga agc age agg agh agr ags agt agu aha ahc ahe ahg ahh ahr ahs aht ahu ar- ara arc are arg arh arr ars art aru as- asa asc ase asg ash asr ass ast asu at- ata atc ate atg ath atr ats att atu au- aua auc aue aug auh aur aus aut c-- caa cac cae cag cah car cas cat cau cca ccc cce ccg cch ccr ccs cct ccu ce- cea cec cee ceg ceh cer ces cet ceu cga cgc cge cgg cgh cgr cgs cgt cgu ch- cha chc che chg chh chr chs cht chu cra crc cre crg crh crr crs crt cru csa csc cse csg csh csr css cst csu cta ctc cte ctg cth ctr cts ctt ctu cua cuc cue cug cuh cur cus cut cuu eaa eac eae eag eah ear eas eat eau ec- eca ecc ece ecg ech ecr ecs ect ecu eea eec eee eeg eer ees eet ega egc ege egg egh egr egs egt egu eha ehc ehe ehg ehh ehr ehs eht ehu era erc ere erg erh err ers ert eru es- esa esc ese esg esh esr ess est esu eta etc ete etg eth etr ets ett etu eu- eua euc eue eug eur eus eut gaa gac gae gag gah gar gas gat gau gca gcc gce gcg gch gcr gcs gct gcu ge- gea gec gee geg geh ger ges get geu gga ggc ggg ggh ggr ggs ggt ggu gha ghc ghe ghg ghh ghr ghs ght gra grc gre grg grh grr grs grt gru gsa gsc gse gsg gsr gss gst gsu gta gtc gte gtg gth gtr gts gtt gtu gu- gua guc gue gug gur gus gut guu haa hac hae hag hah har has hat hau hca hcc hce hcg hch hcr hcs hct he- hea hec hee heg heh her hes het heu hga hgc hge hgg hgh hgr hgs hgt hgu hha hhc hhe hhg hhh hhr hhs hht hhu hr- hra hrc hre hrg hrh hrr hrs hrt hru hsa hsc hse hsg hsh hsr hss hst hsu hta htc hte htg hth htr hts htt hua huc hue hug huh hur hus hut huu ra- raa rac rae rag rah rar ras rat rau rca rcc rce rcg rch rcr rcs rct rcu re- rea rec ree reg reh rer res ret reu rga rgc rge rgg rgh rgr rgs rgt rh- rha rhc rhe rhg rhh rhr rhs rht rhu rra rrc rrg rrh rrr rrs rrt rru rsa rsc rse rsg rsh rsr rss rst rsu rta rtc rte rtg rtr rts rtt rtu rua ruc rue rug ruh rur rus rut ruu saa sac sae sag sah sar sas sat sau sca scc sce scg sch scr scs sct scu se- sea sec see seg seh ser ses set seu sga sgc sge sgg sgh sgr sgs sgt sgu sh- sha shc she shg shh shr shs sht shu sr- sra src sre srg srh srr srs srt ss- ssa ssc sse ssg ssh ssr sss sst ssu sta stc ste stg sth str sts stt stu sua suc sue sug suh sur sus sut suu taa tac tae tag tah tar tas tat tau tca tcc tce tcg tch tcr tcs tct tcu te- tea tec tee teg teh ter tes tet teu tga tgc tge tgg tgh tgr tgs tgt tgu th- tha thc the thg thh thr ths tht thu tra trc tre trg trh trr trs trt tru tsa tsc tse tsg tsh tsr tss tst tsu tta ttc tte ttg tth ttr tts ttt ttu tua tuc tue tug tuh tur tus tut tuu ua- uaa uac uae uag uah uar uas uat uau uca ucc uce ucg uch ucr ucs uct ucu uea uec uee ueg ueh uer ues uet uga ugc uge ugg ugh ugr ugs ugt ugu uha uhc uhe uhh uhr uhs uht uhu ur- ura urc ure urg urr urs urt uru usa usc use usg ush usr uss ust usu uta utc ute uth utr uts utt utu uua uuc uue uug uur uus uut uuu