-al a-a a-b aaa aab aad aae aag aah aal aan ab- aba abb abd abe abg abh abl abn ad- ada adb add ade adg adh adl adn aea aeb aed aee aeg aeh ael aen ag- aga agb agd age agg agh agl agn aha ahb ahd ahe ahg ahh ahl ahn al- ala alb ald ale alg alh all aln an- ana anb and ane ang anh anl ann baa bab bad bae bag bah bal ban bba bbb bbd bbe bbg bbh bbl bbn bda bdb bdd bde bdg bdh bdl be- bea beb bed bee beg beh bel ben bga bgb bgd bge bgg bgh bgl bgn bha bhb bhd bhe bhg bhh bhl bla blb bld ble blg blh bll bln bna bnb bnd bne bng bnl bnn daa dab dad dae dag dah dal dan dba dbb dbd dbe dbg dbh dbl dbn dda ddb ddd dde ddg ddh ddl ddn de- dea deb ded dee deg deh del den dga dgd dge dgg dgh dgl dgn dh- dha dhb dhd dhe dhh dhl dl- dla dlb dld dle dlg dlh dll dna dnb dnd dne dng dnh dnl dnn eaa eab ead eae eag eah eal ean eba ebb ebd ebe ebg ebh ebl ebn ed- eda edb edd ede edg edh edl edn eea eeb eed eee eeg eel een ega egb egd ege egg egh egl egn eha ehb ehd ehe ehg ehh ehl ehn ela elb eld ele elg elh ell eln en- ena enb end ene eng enh enl enn g-d gaa gab gad gae gag gah gal gan gba gbd gbe gbg gbh gbl gbn gda gdb gdd gde gdh gdl gdn ge- gea geb ged gee geg geh gel gen gga ggb ggd ggg ggh ggn gha ghb ghd ghe ghg ghh ghl ghn gla glb gld gle glg glh gll gln gna gnb gnd gne gnl gnn haa hab had hae hag hah hal han hba hbb hbd hbe hbg hbh hbl hbn hda hdb hdd hde hdg hdh hdl hdn he- hea heb hed hee heg heh hel hen hga hgb hge hgg hgh hgl hgn hha hhb hhd hhe hhg hhh hhl hhn hla hlb hld hle hlg hlh hll hln hna hnb hnd hne hng hnh hnl hnn la- laa lab lad lae lag lah lal lan lba lbb lbd lbe lbg lbh lbl lda ldb ldd lde ldg ldh ldl ldn lea leb led lee leg leh lel len lga lgb lgd lge lgg lgh lgl lgn lha lhb lhd lhh lla llb lld lle llg lll lln lna lnb lnd lne lng lnh lnl lnn naa nab nad nae nag nah nal nan nba nbb nbd nbe nbg nbl nbn nda ndb ndd nde ndg ndh ndl ndn ne- nea neb ned nee neg neh nel nen nga ngb ngd nge ngg ngh ngl ngn nha nhb nhd nhe nhg nhh nhl nhn nla nlb nld nle nlg nlh nll nln nna nnb nne nng nnh nnl nnn