-al -th a-a a-b a-i a-t aaa aab aae aag aah aai aal aat ab- aba abb abe abg abh abi abl abt aea aeb aee aeg aeh aei ael aet ag- aga agb age agg agh agi agl agt aha ahb ahe ahg ahh ahi ahl aht ai- aia aib aie aig aih aii ail ait al- ala alb ale alg alh ali all alt at- ata atb ate atg ath ati atl att baa bab bae bag bah bai bal bat bba bbb bbe bbg bbh bbi bbl bbt be- bea beb bee beg beh bei bel bet bga bgb bge bgg bgh bgi bgl bgt bha bhb bhe bhg bhh bhi bhl bht bi- bia bib bie big bih bii bil bit bla blb ble blg blh bli bll blt bta btb bte btg bth bti btl btt eaa eab eae eag eah eai eal eat eba ebb ebe ebg ebh ebi ebl ebt eea eeb eee eeg eel eet ega egb ege egg egh egi egl egt eha ehb ehe ehg ehh ehi ehl eht eia eib eie eig eii eil eit ela elb ele elg elh eli ell elt eta etb ete etg eth eti etl ett gaa gab gae gag gah gai gal gat gba gbe gbg gbh gbi gbl gbt ge- gea geb gee geg geh gei gel get gga ggb ggg ggh ggi ggt gha ghb ghe ghg ghh ghi ghl ght gia gib gie gig gih gii gil git gla glb gle glg glh gli gll glt gta gtb gte gtg gth gti gtl gtt h-i haa hab hae hag hah hai hal hat hba hbb hbe hbg hbh hbi hbl hbt he- hea heb hee heg heh hei hel het hga hgb hge hgg hgh hgi hgl hgt hha hhb hhe hhg hhh hhi hhl hht hia hib hie hig hih hii hil hit hla hlb hle hlg hlh hli hll hlt hta htb hte htg hth hti htl htt ia- iaa iab iae iag iah iai ial iat iba ibb ibe ibg ibh ibi ibl ibt ie- iea iee ieg iei iel iet iga igb ige igg igh igi igl igt iha ihb ihe ihg ihh ihi ihl iht iia iib iie iih iii iil iit il- ila ilb ile ilg ilh ili ill ilt ita itb ite itg ith iti itl itt la- laa lab lae lag lah lai lal lat lba lbb lbe lbg lbh lbi lbl lbt lea leb lee leg leh lei lel let lga lgb lge lgg lgh lgi lgl lgt lha lhb lhh lhi lht lia lib lie lig lih lii lil lit lla llb lle llg lli lll llt lta ltb lte ltg lth lti ltl ltt taa tab tae tag tah tai tal tat tba tbb tbe tbg tbh tbi tbl tbt te- tea teb tee teg teh tei tel tet tga tgb tge tgg tgh tgi tgl tgt th- tha thb the thg thh thi thl tht tia tib tie tig tih tii til tit tla tle tlg tlh tli tll tlt tta ttb tte ttg tth tti ttl ttt