-er -th a-a a-b a-c a-t aaa aab aac aae aag aah aam aar aas aat aau ab- aba abb abc abe abg abh abm abr abs abt abu ac- aca acb acc ace acg ach acm acr acs act acu aea aeb aec aee aeg aeh aem aer aes aet aeu ag- aga agb agc age agg agh agm agr ags agt agu aha ahb ahc ahe ahg ahh ahm ahr ahs aht ahu ama amb amc ame amg amh amm amr ams amt amu ar- ara arb arc are arg arh arm arr ars art aru as- asa asb asc ase asg ash asm asr ass ast asu at- ata atb atc ate atg ath atm atr ats att atu au- aua aub auc aue aug auh aum aur aus aut b-u baa bab bac bae bag bah bam bar bas bat bau bba bbb bbc bbe bbg bbh bbm bbr bbs bbt bbu bca bcb bcc bce bcg bch bcm bcr bcs bct bcu be- bea beb bec bee beg beh bem ber bes bet beu bga bgb bgc bge bgg bgh bgm bgr bgs bgt bgu bha bhb bhc bhe bhg bhh bhm bhr bhs bht bhu bma bmb bmc bme bmg bmh bmm bmr bms bmt bmu bra brb bre brg brh brm brr brs brt bru bsa bsb bsc bse bsg bsh bsm bsr bss bst bsu bta btb btc bte btg bth btm btr bts btt btu bua bub buc bue bug buh bum bur bus but buu c-- caa cab cac cae cag cah cam car cas cat cau cba cbb cbc cbe cbg cbh cbm cbr cbs cbt cbu cca ccb ccc cce ccg cch ccm ccr ccs cct ccu ce- cea ceb cec cee ceg ceh cem cer ces cet ceu cga cgb cgc cge cgg cgh cgm cgr cgs cgt cgu ch- cha chb chc che chg chh chm chr chs cht chu cma cmb cmc cme cmg cmh cmm cmr cms cmt cmu cra crb crc cre crg crh crm crr crs crt cru csa csb csc cse csg csh csm csr css cst csu cta ctb ctc cte ctg cth ctm ctr cts ctt ctu cua cub cuc cue cug cuh cum cur cus cut cuu eaa eab eac eae eag eah eam ear eas eat eau eba ebb ebc ebe ebg ebh ebm ebr ebs ebt ebu ec- eca ecb ecc ece ecg ech ecm ecr ecs ect ecu eea eeb eec eee eeg eem eer ees eet ega egb egc ege egg egh egm egr egs egt egu eha ehb ehc ehe ehg ehh ehm ehr ehs eht ehu em- ema emb emc eme emg emh emm emr ems emt emu era erb erc ere erg erh erm err ers ert eru es- esa esb esc ese esg esh esm esr ess est esu eta etb etc ete etg eth etm etr ets ett etu eu- eua eub euc eue eug eur eus eut gaa gab gac gae gag gah gam gar gas gat gau gba gbc gbe gbg gbh gbm gbr gbs gbt gbu gca gcb gcc gce gcg gch gcm gcr gcs gct gcu ge- gea geb gec gee geg geh gem ger ges get geu gga ggb ggc ggg ggh ggm ggr ggs ggt ggu gha ghb ghc ghe ghg ghh ghr ghs ght gma gmb gmc gme gmg gmh gmm gmr gms gmt gra grb grc gre grg grh grm grr grs grt gru gsa gsb gsc gse gsg gsm gsr gss gst gsu gta gtb gtc gte gtg gth gtm gtr gts gtt gtu gu- gua gub guc gue gug gum gur gus gut guu haa hab hac hae hag hah ham har has hat hau hba hbb hbc hbe hbg hbh hbm hbr hbs hbt hbu hca hcb hcc hce hcg hch hcm hcr hcs hct he- hea heb hec hee heg heh hem her hes het heu hga hgb hgc hge hgg hgh hgm hgr hgs hgt hgu hha hhb hhc hhe hhg hhh hhm hhr hhs hht hhu hma hmb hmc hme hmg hmh hmm hmr hms hmt hmu hr- hra hrb hrc hre hrg hrh hrm hrr hrs hrt hru hsa hsb hsc hse hsg hsh hsm hsr hss hst hsu hta htb htc hte htg hth htm htr hts htt hua hub huc hue hug huh hum hur hus hut huu m-r maa mab mac mae mag mah mam mar mas mat mau mba mbb mbc mbe mbg mbh mbm mbr mbs mbt mbu mc- mca mcb mcc mce mcg mch mcm mcr mcs mct mcu mea meb mec mee meg meh mem mer mes met meu mga mgb mgc mge mgh mgm mgr mgs mgt mgu mha mhc mhg mhh mhm mhr mhs mht mhu mma mmb mmc mme mmg mmh mmm mmr mms mmt mmu mra mrb mrc mre mrg mrh mrm mrr mrs mrt mru msa msb msc mse msg msh msm msr mss mst msu mta mtb mtc mte mtg mth mtm mtr mts mtt mtu mua mub muc mue mug muh mum mur mus mut muu ra- raa rab rac rae rag rah ram rar ras rat rau rba rbb rbc rbe rbg rbh rbm rbr rbs rbt rbu rca rcb rcc rce rcg rch rcm rcr rcs rct rcu re- rea reb rec ree reg reh rem rer res ret reu rga rgb rgc rge rgg rgh rgr rgs rgt rh- rha rhb rhc rhe rhg rhh rhm rhr rhs rht rhu rma rmb rmc rme rmg rmh rmm rmr rms rmt rra rrb rrc rrg rrh rrm rrr rrs rrt rru rsa rsb rsc rse rsg rsh rsm rsr rss rst rsu rta rtb rtc rte rtg rtm rtr rts rtt rtu rua rub ruc rue rug ruh rum rur rus rut ruu saa sab sac sae sag sah sam sar sas sat sau sba sbb sbc sbe sbg sbh sbm sbr sbs sbt sbu sca scb scc