a-a a-b aaa aab aad aae aag aah aan aau ab- aba abb abd abe abg abh abn abu ad- ada adb add ade adg adh adn adu aea aeb aed aee aeg aeh aen aeu ag- aga agb agd age agg agh agn agu aha ahb ahd ahe ahg ahh ahn ahu an- ana anb and ane ang anh ann anu au- aua aub aud aue aug auh aun b-u baa bab bad bae bag bah ban bau bba bbb bbd bbe bbg bbh bbn bbu bda bdb bdd bde bdg bdh bdu be- bea beb bed bee beg beh ben beu bga bgb bgd bge bgg bgh bgn bgu bha bhb bhd bhe bhg bhh bhu bna bnb bnd bne bng bnn bnu bua bub bud bue bug buh bun buu daa dab dad dae dag dah dan dau dba dbb dbd dbe dbg dbh dbn dbu dda ddb ddd dde ddg ddh ddn ddu de- dea deb ded dee deg deh den deu dga dgd dge dgg dgh dgn dgu dh- dha dhb dhd dhe dhh dhu dna dnb dnd dne dng dnh dnn dua dub dud due dug duh dun eaa eab ead eae eag eah ean eau eba ebb ebd ebe ebg ebh ebn ebu ed- eda edb edd ede edg edh edn edu eea eeb eed eee eeg een ega egb egd ege egg egh egn egu eha ehb ehd ehe ehg ehh ehn ehu en- ena enb end ene eng enh enn enu eu- eua eub eud eue eug eun g-d gaa gab gad gae gag gah gan gau gba gbd gbe gbg gbh gbn gbu gda gdb gdd gde gdh gdn gdu ge- gea geb ged gee geg geh gen geu gga ggb ggd ggg ggh ggn ggu gha ghb ghd ghe ghg ghh ghn gna gnb gnd gne gnn gnu gu- gua gub gud gue gug gun guu haa hab had hae hag hah han hau hba hbb hbd hbe hbg hbh hbn hbu hda hdb hdd hde hdg hdh hdn hdu he- hea heb hed hee heg heh hen heu hga hgb hge hgg hgh hgn hgu hha hhb hhd hhe hhg hhh hhn hhu hna hnb hnd hne hng hnh hnn hnu hua hub hud hue hug huh hun huu naa nab nad nae nag nah nan nau nba nbb nbd nbe nbg nbn nbu nda ndb ndd nde ndg ndh ndn ndu ne- nea neb ned nee neg neh nen neu nga ngb ngd nge ngg ngh ngn ngu nha nhb nhd nhe nhg nhh nhn nhu nna nnb nne nng nnh nnn nnu nua nub nud nue nug nuh nun nuu ua- uaa uab uad uae uag uah uan uau uba ubb ube ubg ubh ubn ubu uda udb udd ude udg udn udu uea ueb ued uee ueg ueh uen uga ugb uge ugg ugh ugn ugu uha uhb uhd uhe uhh uhu un- una unb und une ung unh unn unu uua uue uug uun uuu