-er a-a a-b a-c aaa aab aac aae aag aah aan aar aas aau aaw ab- aba abb abc abe abg abh abn abr abs abu abw ac- aca acb acc ace acg ach acn acr acs acu acw aea aeb aec aee aeg aeh aen aer aes aeu aew ag- aga agb agc age agg agh agn agr ags agu agw aha ahb ahc ahe ahg ahh ahn ahr ahs ahu ahw an- ana anb anc ane ang anh ann anr ans anu ar- ara arb arc are arg arh arn arr ars aru arw as- asa asb asc ase asg ash asn asr ass asu asw au- aua aub auc aue aug auh aun aur aus auw aw- awa awb awc awe awg awh awn awr aws awu aww b-u baa bab bac bae bag bah ban bar bas bau baw bba bbb bbc bbe bbg bbh bbn bbr bbs bbu bbw bca bcb bcc bce bcg bch bcn bcr bcs bcu be- bea beb bec bee beg beh ben ber bes beu bew bga bgb bgc bge bgg bgh bgn bgr bgs bgu bgw bha bhb bhc bhe bhg bhh bhr bhs bhu bhw bna bnb bnc bne bng bnn bnr bns bnu bnw bra brb bre brg brh brn brr brs bru brw bsa bsb bsc bse bsg bsh bsn bsr bss bsu bsw bua bub buc bue bug buh bun bur bus buu buw bwa bwb bwc bwg bwh bwr bws bwu c-- caa cab cac cae cag cah can car cas cau caw cba cbb cbc cbe cbg cbh cbn cbr cbs cbu cbw cca ccb ccc cce ccg cch ccn ccr ccs ccu ccw ce- cea ceb cec cee ceg ceh cen cer ces ceu cew cga cgb cgc cge cgg cgh cgn cgr cgs cgu cgw ch- cha chb chc che chg chh chn chr chs chu chw cn- cna cnb cnc cne cng cnh cnn cnr cns cnu cnw cra crb crc cre crg crh crn crr crs cru crw csa csb csc cse csg csh csn csr css csu csw cua cub cuc cue cug cuh cun cur cus cuu cuw cw- cwa cwb cwc cwe cwg cwh cwn cwr cws cwu eaa eab eac eae eag eah ean ear eas eau eaw eba ebb ebc ebe ebg ebh ebn ebr ebs ebu ebw ec- eca ecb ecc ece ecg ech ecn ecr ecs ecu ecw eea eeb eec eee eeg een eer ees eew ega egb egc ege egg egh egn egr egs egu egw eha ehb ehc ehe ehg ehh ehn ehr ehs ehu en- ena enb enc ene eng enh enn enr ens enu enw era erb erc ere erg erh ern err ers eru erw es- esa esb esc ese esg esh esn esr ess esu esw eu- eua eub euc eue eug eun eur eus ewa ewb ewc ewe ewr ews ewu eww gaa gab gac gae gag gah gan gar gas gau gaw gba gbc gbe gbg gbh gbn gbr gbs gbu gbw gca gcb gcc gce gcg gch gcn gcr gcs gcu gcw ge- gea geb gec gee geg geh gen ger ges geu gew gga ggb ggc ggg ggh ggn ggr ggs ggu ggw gha ghb ghc ghe ghg ghh ghn ghr ghs gna gnb gnc gne gnn gnr gns gnu gnw gra grb grc gre grg grh grn grr grs gru grw gsa gsb gsc gse gsg gsn gsr gss gsu gsw gu- gua gub guc gue gug gun gur gus guu gwa gwb gwc gwe gwg gwn gwr gws gwu haa hab hac hae hag hah han har has hau haw hba hbb hbc hbe hbg hbh hbn hbr hbs hbu hbw hca hcb hcc hce hcg hch hcn hcr hcs hcw he- hea heb hec hee heg heh hen her hes heu hew hga hgb hgc hge hgg hgh hgn hgr hgs hgu hgw hha hhb hhc hhe hhg hhh hhn hhr hhs hhu hhw hna hnb hnc hne hng hnh hnn hns hnu hnw hr- hra hrb hrc hre hrg hrh hrn hrr hrs hru hrw hsa hsb hsc hse hsg hsh hsn hsr hss hsu hsw hua hub huc hue hug huh hun hur hus huu huw hw- hwa hwb hwe hwg hwn hwr hws hwu hww naa nab nac nae nag nah nan nar nas nau naw nba nbb nbc nbe nbg nbn nbr nbs nbu nbw nca ncb ncc nce ncg nch ncn ncr ncs ncu ncw ne- nea neb nec nee neg neh nen ner nes neu new nga ngb ngc nge ngg ngh ngn ngs ngu ngw nha nhb nhc nhe nhg nhh nhn nhr nhs nhu nna nnb nnc nne nng nnh nnn nns nnu nnw nra nrb nrc nre nrg nrn nrr nrs nru nrw nsa nsb nsc nse nsg nsh nsn nsr nss nsu nsw nua nub nuc nue nug nuh nun nur nus nuu nwa nwb nwc nwe nwn nwr nws nwu ra- raa rab rac rae rag rah ran rar ras rau raw rba rbb rbc rbe rbg rbh rbn rbr rbs rbu rbw rca rcb rcc rce rcg rch rcn rcr rcs rcu rcw re- rea reb rec ree reg reh ren rer res reu rew rga rgb rgc rge rgg rgh rgn rgr rgs rgw rh- rha rhb rhc rhe rhg rhh rhn rhr rhs rhu rna rnb rnc rng rnh rnn rnr rns rnu rnw rra rrb rrc rrg rrh rrn rrr rrs rru rsa rsb rsc rse rsg rsh rsn rsr rss rsu rsw rua rub ruc rue rug ruh run rur rus ruu rwa rwb rwc rwe rwh rwr rws rwu saa sab sac sae sag sah san sar sas sau saw sba sbb sbc sbe sbg sbh sbn sbr sbs sbu sbw sca scb scc sce scg sch scn scr scs scu scw se- sea seb sec see seg seh sen ser ses seu sew sga sgb sgc sge sgg sgh sgn