a-a a-b a-c a-t aaa aab aac aae aag aao aap aas aat ab- aba abb abc abe abg abo abp abs abt ac- aca acb acc ace acg aco acp acs act aea aeb aec aee aeg aeo aep aes aet ag- aga agb agc age agg ago agp ags agt aoa aob aoc aoe aog aoo aop aos aot ap- apa apb apc ape apg apo app aps apt as- asa asb asc ase asg aso asp ass ast at- ata atb atc ate atg ato atp ats att b-p baa bab bac bae bag bao bap bas bat bba bbb bbc bbe bbg bbo bbp bbs bbt bca bcb bcc bce bcg bco bcp bcs bct be- bea beb bec bee beg beo bep bes bet bga bgb bgc bge bgg bgo bgp bgs bgt boa bob boc boe bog boo bop bos bot bpa bpb bpc bpe bpg bpo bpp bps bpt bsa bsb bsc bse bsg bso bsp bss bst bta btb btc bte btg bto btp bts btt c-- caa cab cac cae cag cao cap cas cat cba cbb cbc cbe cbg cbo cbp cbs cbt cca ccb ccc cce ccg cco ccp ccs cct ce- cea ceb cec cee ceg ceo cep ces cet cga cgb cgc cge cgg cgo cgp cgs cgt co- coa cob coc coe cog coo cop cos cot cpa cpb cpc cpe cpg cpo cpp cps cpt csa csb csc cse csg cso csp css cst cta ctb ctc cte ctg cto ctp cts ctt eaa eab eac eae eag eao eap eas eat eba ebb ebc ebe ebg ebo ebp ebs ebt ec- eca ecb ecc ece ecg eco ecs ect eea eeb eec eee eeg eeo eep ees eet ega egb egc ege egg ego egp egs egt eo- eoa eob eoc eoe eog eoo eop eos eot ep- epa epb epc epe epg epo epp eps ept es- esa esb esc ese esg eso esp ess est eta etb etc ete etg eto etp ets ett g-p gaa gab gac gae gag gao gap gas gat gba gbc gbe gbg gbo gbp gbs gbt gca gcb gcc gce gcg gco gcp gcs gct ge- gea geb gec gee geg geo gep ges get gga ggb ggc ggg ggo ggp ggs ggt goa gob goc goe gog goo gop gos got gpa gpb gpc gpe gpg gpo gpp gps gpt gsa gsb gsc gse gsg gso gsp gss gst gta gtb gtc gte gtg gto gtp gts gtt oaa oab oac oae oag oao oap oas oat ob- oba obb obc obe obg obo obp obs obt oc- oca ocb occ ocg oco ocp ocs oct oea oeb oec oee oeg oeo oep oes oet oga ogc oge ogg ogo ogp ogs ogt oo- ooa oob ooc oog ooo oop oos oot op- opa opb opc ope opg opo opp ops opt os- osa osb osc ose osg oso osp oss ost ot- ota otb otc ote otg oto otp ots ott p-p paa pab pac pae pag pao pap pas pat pba pbb pbc pbe pbg pbo pbp pbs pbt pca pcb pcc pce pcg pco pcp pcs pct pea peb pec pee peg peo pep pes pet pga pgb pgc pge pgg pgo pgp pgs pgt poa pob poc poe pog poo pop pos pot ppa ppb ppc ppe ppg ppo ppp pps ppt ps- psa psb psc pse psg pso psp pss pst pt- pta ptb ptc pte ptg pto ptp pts ptt saa sab sac sae sag sao sap sas sat sba sbb sbc sbe sbg sbo sbp sbs sbt sca scb scc sce scg sco scp scs sct se- sea seb sec see seg seo sep ses set sga sgb sgc sge sgg sgo sgp sgs sgt soa sob soc soe sog soo sop sos sot spa spb spc spe spg spo spp sps spt ss- ssa ssb ssc sse ssg sso ssp sss sst sta stb stc ste stg sto stp sts stt taa tab tac tae tag tao tap tas tat tba tbb tbc tbe tbg tbo tbp tbs tbt tca tcb tcc tce tcg tco tcp tcs tct te- tea teb tec tee teg teo tep tes tet tga tgb tgc tge tgg tgo tgp tgs tgt to- toa tob toc toe tog too top tos tot tpa tpb tpc tpe tpg tpo tpp tps tpt tsa tsb tsc tse tsg tso tsp tss tst tta ttb ttc tte ttg tto ttp tts ttt

-ase -ose a-be aaaa aaab aaac aaae aaap aaas aaba aabb aabc aabp aabt aaca aacb aacc aace aaco aacp aacs aact aaea aaec aaep aaes aage aaoe aaoo aapa aapc aapo aaps aapt aasa aasc aase aass aast aata aatc aatt abaa abab abac abae abag abap abas abat abb- abba abbb abbe abbo abbs abbt abca abcb abcc abcp abcs abct abec abee abes abet aboa abob aboo abos abot abpa abpc abpp abps abs- absa abse absp abss abta abts ac-t acaa acab acac acae acag acap acas acat acba acca accc acce acco accp accs acct ace- acea acec aces acet acga acgs acoa acoe acog acop acos acot acpa acpe acps acpt acsa acsc acse acss acst acta actc acte actg acto acts actt aeac aeap aeas aebs aecb aect aega aesc aess aest aeta aetc aeto aett ag-o agac agag agao agap agas agat agba agbo agca agcc agce agco agct agea agee agep ages aget agga agge agob agog agoo agos agot agps agsa agsg agst agta agte agts aoba aoca aoce aocs aopo aosp aoss aotc apac apao apap apas apat apba apbg apbs apca apcb apcc apco apcs apea apec apeg apep apes apet apga apo- apoc apoe apoo apop apos apot appa appc apps appt apsa apse apso apss apta aptc apte apts aptt asaa asab asac asae asag asao asap asas asat asba asbo asc- asca ascb ascc asce asco ascp asct