-al a-a a-b a-c a-t aaa aab aac aad aae aag aal aan aas aat aau ab- aba abb abc abd abe abg abl abn abs abt abu ac- aca acb acc acd ace acg acl acn acs act acu ad- ada adb adc add ade adg adl adn ads adt adu aea aeb aec aed aee aeg ael aen aes aet aeu ag- aga agb agc agd age agg agl agn ags agt agu al- ala alb alc ald ale alg all aln als alt alu an- ana anb anc and ane ang anl ann ans ant anu as- asa asb asc asd ase asg asl asn ass ast asu at- ata atb atc atd ate atg atl atn ats att atu au- aua aub auc aud aue aug aul aun aus aut b-u baa bab bac bad bae bag bal ban bas bat bau bba bbb bbc bbd bbe bbg bbl bbn bbs bbt bbu bca bcb bcc bcd bce bcg bcl bcn bcs bct bcu bda bdb bdc bdd bde bdg bdl bds bdt bdu be- bea beb bec bed bee beg bel ben bes bet beu bga bgb bgc bgd bge bgg bgl bgn bgs bgt bgu bla blb blc bld ble blg bll bln bls blt blu bna bnb bnc bnd bne bng bnl bnn bns bnt bnu bsa bsb bsc bsd bse bsg bsl bsn bss bst bsu bta btb btc btd bte btg btl btn bts btt btu bua bub buc bud bue bug bul bun bus but buu c-- caa cab cac cad cae cag cal can cas cat cau cba cbb cbc cbd cbe cbg cbl cbn cbs cbt cbu cca ccb ccc ccd cce ccg ccl ccn ccs cct ccu cda cdb cdc cdd cde cdg cdl cdn cds cdt cdu ce- cea ceb cec ced cee ceg cel cen ces cet ceu cga cgb cgc cgd cge cgg cgl cgn cgs cgt cgu cl- cla clb clc cld cle clg cll cln cls clt clu cn- cna cnb cnc cnd cne cng cnl cnn cns cnt cnu csa csb csc csd cse csg csl csn css cst csu cta ctb ctc ctd cte ctg ctl ctn cts ctt ctu cua cub cuc cud cue cug cul cun cus cut cuu daa dab dac dad dae dag dal dan das dat dau dba dbb dbc dbd dbe dbg dbl dbn dbs dbt dbu dca dcb dcc dcd dce dcg dcl dcn dcs dct dcu dda ddb ddc ddd dde ddg ddl ddn dds ddt ddu de- dea deb dec ded dee deg del den des det deu dga dgc dgd dge dgg dgl dgn dgs dgt dgu dl- dla dlb dlc dld dle dlg dll dls dlt dlu dna dnb dnc dnd dne dng dnl dnn dns dnt dsa dsb dsc dsd dse dsg dsl dsn dss dst dsu dta dtb dtc dtd dte dtg dtl dtn dts dtt dtu dua dub duc dud due dug dul dun dus dut eaa eab eac ead eae eag eal ean eas eat eau eba ebb ebc ebd ebe ebg ebl ebn ebs ebt ebu ec- eca ecb ecc ecd ece ecg ecl ecn ecs ect ecu ed- eda edb edc edd ede edg edl edn eds edt edu eea eeb eec eed eee eeg eel een ees eet ega egb egc egd ege egg egl egn egs egt egu ela elb elc eld ele elg ell eln els elt elu en- ena enb enc end ene eng enl enn ens ent enu es- esa esb esc esd ese esg esl esn ess est esu eta etb etc etd ete etg etl etn ets ett etu eu- eua eub euc eud eue eug eul eun eus eut g-d gaa gab gac gad gae gag gal gan gas gat gau gba gbc gbd gbe gbg gbl gbn gbs gbt gbu gca gcb gcc gcd gce gcg gcl gcn gcs gct gcu gda gdb gdc gdd gde gdl gdn gds gdt gdu ge- gea geb gec ged gee geg gel gen ges get geu gga ggb ggc ggd ggg ggn ggs ggt ggu gla glb glc gld gle glg gll gln gls glt glu gna gnb gnc gnd gne gnl gnn gns gnt gnu gsa gsb gsc gsd gse gsg gsl gsn gss gst gsu gta gtb gtc gtd gte gtg gtl gtn gts gtt gtu gu- gua gub guc gud gue gug gul gun gus gut guu la- laa lab lac lad lae lag lal lan las lat lau lba lbb lbc lbd lbe lbg lbl lbs lbt lbu lca lcb lcc lcd lce lcg lcl lcn lcs lct lcu lda ldb ldc ldd lde ldg ldl ldn lds ldt ldu lea leb lec led lee leg lel len les let leu lga lgb lgc lgd lge lgg lgl lgn lgs lgt lgu lla llb llc lld lle llg lll lln lls llt llu lna lnb lnc lnd lne lng lnl lnn lns lnt lnu lsa lsb lsc lsd lse lsg lsl lsn lss lst lsu lta ltb ltc ltd lte ltg ltl lts ltt ltu lua lub luc lud lue lug lul lun lus lut luu naa nab nac nad nae nag nal nan nas nat nau nba nbb nbc nbd nbe nbg nbl nbn nbs nbt nbu nca ncb ncc ncd nce ncg ncl ncn ncs nct ncu nda ndb ndc ndd nde ndg ndl ndn nds ndt ndu ne- nea neb nec ned nee neg nel nen nes net neu nga ngb ngc ngd nge ngg ngl ngn ngs ngt ngu nla nlb nlc nld nle nlg nll nln nls nlt nlu nna nnb nnc nne nng nnl nnn nns nnt nnu nsa nsb nsc nsd nse nsg nsl nsn nss nst nsu nta ntb ntc ntd nte ntg ntn nts ntt ntu nua nub nuc nud nue nug nul nun nus nut nuu saa sab sac sad sae sag sal san sas sat sau sba sbb sbc sbd sbe sbg