a-a a-b aaa aab aad aae aag aak aan aao aau ab- aba abb abd abe abg abk abn abo abu ad- ada adb add ade adg adk adn ado adu aea aeb aed aee aeg aek aen aeo aeu ag- aga agb agd age agg agk agn ago agu aka akb akd ake akg akk akn ako aku an- ana anb and ane ang ank ann ano anu aoa aob aod aoe aog aok aon aoo aou au- aua aub aud aue aug auk aun auo b-u baa bab bad bae bag bak ban bao bau bba bbb bbd bbe bbg bbk bbn bbo bbu bda bdb bdd bde bdg bdk bdo bdu be- bea beb bed bee beg bek ben beo beu bga bgb bgd bge bgg bgk bgn bgo bgu bka bkb bke bkg bkk bkn bko bna bnb bnd bne bng bnk bnn bno bnu boa bob bod boe bog bok bon boo bou bua bub bud bue bug buk bun buo buu daa dab dad dae dag dak dan dao dau dba dbb dbd dbe dbg dbk dbn dbo dbu dda ddb ddd dde ddg ddk ddn ddo ddu de- dea deb ded dee deg dek den deo deu dga dgd dge dgg dgk dgn dgu dka dkb dke dkg dkk dko dku dna dnb dnd dne dng dnk dnn dno doa dob dod doe dog dok don doo dou dua dub dud due dug duk dun duo eaa eab ead eae eag eak ean eao eau eba ebb ebd ebe ebg ebk ebn ebo ebu ed- eda edb edd ede edg edk edn edo edu eea eeb eed eee eeg eek een eeo ega egb egd ege egg egn ego egu eka ekb ekd eke ekg eko eku en- ena enb end ene eng enk enn eno enu eo- eoa eob eod eoe eog eok eon eoo eou eu- eua eub eud eue eug eun g-d gaa gab gad gae gag gak gan gao gau gba gbd gbe gbg gbk gbn gbo gbu gda gdb gdd gde gdk gdn gdo gdu ge- gea geb ged gee geg gek gen geo geu gga ggb ggd ggg ggn ggo ggu gka gkb gkd gkn gko gna gnb gnd gne gnn gno gnu goa gob god goe gog gok gon goo gou gu- gua gub gud gue gug guk gun guo guu ka- kaa kab kad kae kag kak kan kao kau kba kbb kbd kbe kbk kbn kbo kbu kda kdb kde kdg kdk kdo kdu ke- kea keb ked kee keg kek ken keo kga kgb kgd kgo kgu kkb kke kkk kkn kku kn- kna knd kne kng knk knn kno knu koa kob kod koe kog kok kon koo kou kub kud kue kug kuk kun kuu naa nab nad nae nag nak nan nao nau nba nbb nbd nbe nbg nbk nbn nbo nbu nda ndb ndd nde ndg ndk ndn ndo ndu ne- nea neb ned nee neg nek nen neo neu nga ngb ngd nge ngg ngk ngn ngo ngu nka nke nkk nkn nko nku nna nnb nne nng nnk nnn nno nnu no- noa nob nod noe nog nok non noo nou nua nub nud nue nug nuk nun nuo nuu oaa oab oad oae oag oak oan oao oau ob- oba obb obd obe obg obk obn obo obu oda odb odd ode odg odn odo odu oea oeb oed oee oeg oen oeo oga ogd oge ogg ogn ogo oka okb okd oke okg okk oko oku on- ona onb ond one ong onk onn ono onu oo- ooa oob ood oog ook oon ooo ou- oua oud oue ouk oun ouo ua- uaa uab uad uae uag uak uan uao uau uba ubb ube ubg ubk ubn ubo ubu uda udb udd ude udg udk udn udo udu uea ueb ued uee ueg uen uga ugb uge ugg ugk ugn ugo ugu uka ukb uke ukk ukn uku un- una unb und une ung unk unn uno unu uoa uob uod uoe uog uok uon uoo uua uue uug uun uuu