a-a a-b a-i a-z aaa aab aad aae aag aai aam aaz ab- aba abb abd abe abg abi abm abz ad- ada adb add ade adg adi adm adz aea aeb aed aee aeg aei aem aez ag- aga agb agd age agg agi agm agz ai- aia aib aid aie aig aii aim aiz ama amb amd ame amg ami amm amz az- aza azb azd aze azg azi azm azz baa bab bad bae bag bai bam baz bba bbb bbd bbe bbg bbi bbm bda bdb bdd bde bdg bdi bdm bdz be- bea beb bed bee beg bei bem bez bga bgb bgd bge bgg bgi bgm bgz bi- bia bib bid bie big bii bim biz bma bmb bmd bme bmg bmi bmm bmz bza bzd bze bzz daa dab dad dae dag dai dam daz dba dbb dbd dbe dbg dbi dbm dbz dda ddb ddd dde ddg ddi ddm ddz de- dea deb ded dee deg dei dem dez dga dgd dge dgg dgi dgm dgz di- dia dib did die dig dii dim diz dma dmb dmd dme dmg dmi dmm dmz dza dzb dzd dze dzi eaa eab ead eae eag eai eam eaz eba ebb ebd ebe ebg ebi ebm ed- eda edb edd ede edg edi edm eea eeb eed eee eeg eem ega egb egd ege egg egi egm eia eib eid eie eig eii eim em- ema emb emd eme emg emi emm eze ezz g-d gaa gab gad gae gag gai gam gaz gba gbd gbe gbg gbi gbm gbz gda gdb gdd gde gdi gdm ge- gea geb ged gee geg gei gem gez gga ggb ggd ggg ggi ggm ggz gia gib gid gie gig gii gim giz gma gmb gmd gme gmg gmi gmm gmz gza i-d ia- iaa iab iad iae iag iai iam iaz iba ibb ibd ibe ibg ibi ibm ibz ida idb idd ide idg idi idm ie- iea ied iee ieg iei iem iga igb igd ige igg igi igm iia iib iid iie iii iim im- ima imb imd ime img imi imm imz iza ize izi izm izz maa mab mad mae mag mai mam maz mba mbb mbd mbe mbg mbi mbm mda mdb mdd mde mdg mdi mdm mdz mea meb med mee meg mei mem mez mga mgb mgd mge mgi mgm mgz mi- mia mib mid mie mig mii mim miz mma mmb mmd mme mmg mmi mmm mmz mza mzb mzi mzm z-g zaa zab zad zag zai zam zaz zbb zbm zdm zea zeb zed zee zem zez zgb zgg zgi zia zib zid zie zig zim ziz zma zmb zmd zmm zzz