a-a a-b a-i aaa aab aad aae aag aah aai aam ab- aba abb abd abe abg abh abi abm ad- ada adb add ade adg adh adi adm aea aeb aed aee aeg aeh aei aem ag- aga agb agd age agg agh agi agm aha ahb ahd ahe ahg ahh ahi ahm ai- aia aib aid aie aig aih aii aim ama amb amd ame amg amh ami amm baa bab bad bae bag bah bai bam bba bbb bbd bbe bbg bbh bbi bbm bda bdb bdd bde bdg bdh bdi bdm be- bea beb bed bee beg beh bei bem bga bgb bgd bge bgg bgh bgi bgm bha bhb bhd bhe bhg bhh bhi bhm bi- bia bib bid bie big bih bii bim bma bmb bmd bme bmg bmh bmi bmm daa dab dad dae dag dah dai dam dba dbb dbd dbe dbg dbh dbi dbm dda ddb ddd dde ddg ddh ddi ddm de- dea deb ded dee deg deh dei dem dga dgd dge dgg dgh dgi dgm dh- dha dhb dhd dhe dhh dhi dhm di- dia dib did die dig dih dii dim dma dmb dmd dme dmg dmh dmi dmm eaa eab ead eae eag eah eai eam eba ebb ebd ebe ebg ebh ebi ebm ed- eda edb edd ede edg edh edi edm eea eeb eed eee eeg eem ega egb egd ege egg egh egi egm eha ehb ehd ehe ehg ehh ehi ehm eia eib eid eie eig eii eim em- ema emb emd eme emg emh emi emm g-d gaa gab gad gae gag gah gai gam gba gbd gbe gbg gbh gbi gbm gda gdb gdd gde gdh gdi gdm ge- gea geb ged gee geg geh gei gem gga ggb ggd ggg ggh ggi ggm gha ghb ghd ghe ghg ghh ghi gia gib gid gie gig gih gii gim gma gmb gmd gme gmg gmh gmi gmm h-i haa hab had hae hag hah hai ham hba hbb hbd hbe hbg hbh hbi hbm hda hdb hdd hde hdg hdh hdi hdm he- hea heb hed hee heg heh hei hem hga hgb hge hgg hgh hgi hgm hha hhb hhd hhe hhg hhh hhi hhm hia hib hid hie hig hih hii him hma hmb hmd hme hmg hmh hmi hmm i-d ia- iaa iab iad iae iag iah iai iam iba ibb ibd ibe ibg ibh ibi ibm ida idb idd ide idg idh idi idm ie- iea ied iee ieg iei iem iga igb igd ige igg igh igi igm iha ihb ihd ihe ihg ihh ihi ihm iia iib iid iie iih iii iim im- ima imb imd ime img imh imi imm maa mab mad mae mag mah mai mam mba mbb mbd mbe mbg mbh mbi mbm mda mdb mdd mde mdg mdh mdi mdm mea meb med mee meg meh mei mem mga mgb mgd mge mgh mgi mgm mha mhd mhg mhh mhi mhm mi- mia mib mid mie mig mih mii mim mma mmb mmd mme mmg mmh mmi mmm