a-a a-b a-i aaa aab aad aag aah aai ab- aba abb abd abg abh abi ad- ada adb add adg adh adi ag- aga agb agd agg agh agi aha ahb ahd ahg ahh ahi ai- aia aib aid aig aih aii baa bab bad bag bah bai bba bbb bbd bbg bbh bbi bda bdb bdd bdg bdh bdi bga bgb bgd bgg bgh bgi bha bhb bhd bhg bhh bhi bi- bia bib bid big bih bii daa dab dad dag dah dai dba dbb dbd dbg dbh dbi dda ddb ddd ddg ddh ddi dga dgd dgg dgh dgi dh- dha dhb dhd dhh dhi di- dia dib did dig dih dii g-d gaa gab gad gag gah gai gba gbd gbg gbh gbi gda gdb gdd gdh gdi gga ggb ggd ggg ggh ggi gha ghb ghd ghg ghh ghi gia gib gid gig gih gii h-i haa hab had hag hah hai hba hbb hbd hbg hbh hbi hda hdb hdd hdg hdh hdi hga hgb hgg hgh hgi hha hhb hhd hhg hhh hhi hia hib hid hig hih hii i-d ia- iaa iab iad iag iah iai iba ibb ibd ibg ibh ibi ida idb idd idg idh idi iga igb igd igg igh igi iha ihb ihd ihg ihh ihi iia iib iid iih iii