-er -th a-a a-c a-t aaa aac aae aag aah aao aar aas aat aau aaw ac- aca acc ace acg ach aco acr acs act acu acw aea aec aee aeg aeh aeo aer aes aet aeu aew ag- aga agc age agg agh ago agr ags agt agu agw aha ahc ahe ahg ahh aho ahr ahs aht ahu ahw aoa aoc aoe aog aoh aoo aor aos aot aou aow ar- ara arc are arg arh aro arr ars art aru arw as- asa asc ase asg ash aso asr ass ast asu asw at- ata atc ate atg ath ato atr ats att atu atw au- aua auc aue aug auh auo aur aus aut auw aw- awa awc awe awg awh awo awr aws awt awu aww c-- caa cac cae cag cah cao car cas cat cau caw cca ccc cce ccg cch cco ccr ccs cct ccu ccw ce- cea cec cee ceg ceh ceo cer ces cet ceu cew cga cgc cge cgg cgh cgo cgr cgs cgt cgu cgw ch- cha chc che chg chh cho chr chs cht chu chw co- coa coc coe cog coh coo cor cos cot cou cow cra crc cre crg crh cro crr crs crt cru crw csa csc cse csg csh cso csr css cst csu csw cta ctc cte ctg cth cto ctr cts ctt ctu ctw cua cuc cue cug cuh cuo cur cus cut cuu cuw cw- cwa cwc cwe cwg cwh cwo cwr cws cwt cwu eaa eac eae eag eah eao ear eas eat eau eaw ec- eca ecc ece ecg ech eco ecr ecs ect ecu ecw eea eec eee eeg eeo eer ees eet eew ega egc ege egg egh ego egr egs egt egu egw eha ehc ehe ehg ehh eho ehr ehs eht ehu eo- eoa eoc eoe eog eoh eoo eor eos eot eou eow era erc ere erg erh ero err ers ert eru erw es- esa esc ese esg esh eso esr ess est esu esw eta etc ete etg eth eto etr ets ett etu etw eu- eua euc eue eug eur eus eut ewa ewc ewe ewo ewr ews ewt ewu eww gaa gac gae gag gah gao gar gas gat gau gaw gca gcc gce gcg gch gco gcr gcs gct gcu gcw ge- gea gec gee geg geh geo ger ges get geu gew gga ggc ggg ggh ggo ggr ggs ggt ggu ggw gha ghc ghe ghg ghh gho ghr ghs ght goa goc goe gog goh goo gor gos got gou gow gra grc gre grg grh gro grr grs grt gru grw gsa gsc gse gsg gso gsr gss gst gsu gsw gta gtc gte gtg gth gto gtr gts gtt gtu gtw gu- gua guc gue gug guo gur gus gut guu gwa gwc gwe gwg gwr gws gwt gwu haa hac hae hag hah hao har has hat hau haw hca hcc hce hcg hch hco hcr hcs hct hcw he- hea hec hee heg heh heo her hes het heu hew hga hgc hge hgg hgh hgo hgr hgs hgt hgu hgw hha hhc hhe hhg hhh hho hhr hhs hht hhu hhw hoa hoc hoe hog hoh hoo hor hos hot hou how hr- hra hrc hre hrg hrh hro hrr hrs hrt hru hrw hsa hsc hse hsg hsh hsr hss hst hsu hsw hta htc hte htg hth hto htr hts htt htw hua huc hue hug huh huo hur hus hut huu huw hw- hwa hwe hwg hwo hwr hws hwt hwu hww oaa oac oae oag oah oao oar oas oat oau oaw oc- oca occ ocg och oco ocr ocs oct ocu ocw oea oec oee oeg oeh oeo oer oes oet oga ogc oge ogg ogh ogo ogs ogt oha ohc ohe ohg ohh oho ohr ohs oht ohu oo- ooa ooc oog ooh ooo oor oos oot oow or- ora orc ore org orh oro orr ors ort oru os- osa osc ose osg osh oso osr oss ost osu osw ot- ota otc ote otg oth oto otr ots ott otu otw ou- oua ouc oue ouh ouo our ous out owa owc owe owh owo ows owt owu oww ra- raa rac rae rag rah rao rar ras rat rau raw rca rcc rce rcg rch rco rcr rcs rct rcu rcw re- rea rec ree reg reh reo rer res ret reu rew rga rgc rge rgg rgh rgo rgr rgs rgt rgw rh- rha rhc rhe rhg rhh rho rhr rhs rht rhu roa roc roe rog roh roo ror ros rot rou row rra rrc rrg rrh rrr rrs rrt rru rsa rsc rse rsg rsh rso rsr rss rst rsu rsw rta rtc rte rtg rto rtr rts rtt rtu rtw rua ruc rue rug ruh ruo rur rus rut ruu rwa rwc rwe rwh rwr rws rwu saa sac sae sag sah sao sar sas sat sau saw sca scc sce scg sch sco scr scs sct scu scw se- sea sec see seg seh seo ser ses set seu sew sga sgc sge sgg sgh sgo sgr sgs sgt sgu sh- sha shc she shg shh sho shr shs sht shu soa soc soe sog soh soo sor sos sot sou sow sr- sra src sre srg srh sro srr srs srt srw ss- ssa ssc sse ssg ssh sso ssr sss sst ssu ssw sta stc ste stg sth sto str sts stt stu stw sua suc sue sug suh suo sur sus sut suu suw swa swc swe swg swh swo swr sws swt swu taa tac tae tag tah tao tar tas tat tau taw tca tcc tce tcg tch tco tcr tcs tct tcu tcw te- tea tec tee teg teh teo ter tes tet teu tew tga tgc tge tgg tgh tgo tgr tgs tgt tgu th- tha thc the