-al -er -th a-a a-b a-t aaa aab aae aag aah aal aan aar aat ab- aba abb abe abg abh abl abn abr abt aea aeb aee aeg aeh ael aen aer aet ag- aga agb age agg agh agl agn agr agt aha ahb ahe ahg ahh ahl ahn ahr aht al- ala alb ale alg alh all aln alr alt an- ana anb ane ang anh anl ann anr ant ar- ara arb are arg arh arl arn arr art at- ata atb ate atg ath atl atn atr att baa bab bae bag bah bal ban bar bat bba bbb bbe bbg bbh bbl bbn bbr bbt be- bea beb bee beg beh bel ben ber bet bga bgb bge bgg bgh bgl bgn bgr bgt bha bhb bhe bhg bhh bhl bhr bht bla blb ble blg blh bll bln blr blt bna bnb bne bng bnl bnn bnr bnt bra brb bre brg brh brl brn brr brt bta btb bte btg bth btl btn btr btt eaa eab eae eag eah eal ean ear eat eba ebb ebe ebg ebh ebl ebn ebr ebt eea eeb eee eeg eel een eer eet ega egb ege egg egh egl egn egr egt eha ehb ehe ehg ehh ehl ehn ehr eht ela elb ele elg elh ell eln elr elt en- ena enb ene eng enh enl enn enr ent era erb ere erg erh erl ern err ert eta etb ete etg eth etl etn etr ett gaa gab gae gag gah gal gan gar gat gba gbe gbg gbh gbl gbn gbr gbt ge- gea geb gee geg geh gel gen ger get gga ggb ggg ggh ggn ggr ggt gha ghb ghe ghg ghh ghl ghn ghr ght gla glb gle glg glh gll gln glr glt gna gnb gne gnl gnn gnr gnt gra grb gre grg grh grl grn grr grt gta gtb gte gtg gth gtl gtn gtr gtt haa hab hae hag hah hal han har hat hba hbb hbe hbg hbh hbl hbn hbr hbt he- hea heb hee heg heh hel hen her het hga hgb hge hgg hgh hgl hgn hgr hgt hha hhb hhe hhg hhh hhl hhn hhr hht hla hlb hle hlg hlh hll hln hlr hlt hna hnb hne hng hnh hnl hnn hnt hr- hra hrb hre hrg hrh hrl hrn hrr hrt hta htb hte htg hth htl htn htr htt la- laa lab lae lag lah lal lan lar lat lba lbb lbe lbg lbh lbl lbr lbt lea leb lee leg leh lel len ler let lga lgb lge lgg lgh lgl lgn lgr lgt lha lhb lhh lhr lht lla llb lle llg lll lln llr llt lna lnb lne lng lnh lnl lnn lnr lnt lra lrb lrg lrh lrn lrr lrt lta ltb lte ltg lth ltl ltr ltt naa nab nae nag nah nal nan nar nat nba nbb nbe nbg nbl nbn nbr nbt ne- nea neb nee neg neh nel nen ner net nga ngb nge ngg ngh ngl ngn ngt nha nhb nhe nhg nhh nhl nhn nhr nht nla nlb nle nlg nlh nll nln nlr nlt nna nnb nne nng nnh nnl nnn nnt nra nrb nre nrg nrl nrn nrr nrt nta ntb nte ntg nth ntn ntr ntt ra- raa rab rae rag rah ral ran rar rat rba rbb rbe rbg rbh rbl rbn rbr rbt re- rea reb ree reg reh rel ren rer ret rga rgb rge rgg rgh rgn rgr rgt rh- rha rhb rhe rhg rhh rhl rhn rhr rht rla rle rlg rlh rll rln rlr rlt rna rnb rng rnh rnn rnr rnt rra rrb rrg rrh rrl rrn rrr rrt rta rtb rte rtg rtl rtn rtr rtt taa tab tae tag tah tal tan tar tat tba tbb tbe tbg tbh tbl tbn tbr tbt te- tea teb tee teg teh tel ten ter tet tga tgb tge tgg tgh tgl tgn tgr tgt th- tha thb the thg thh thl thn thr tht tla tle tlg tlh tll tln tlr tlt tna tnb tne tng tnh tnl tnn tnr tnt tra trb tre trg trh trl trn trr trt tta ttb tte ttg tth ttl ttn ttr ttt