a-a a-b a-i aaa aab aae aag aai aak aan aau ab- aba abb abe abg abi abk abn abu aea aeb aee aeg aei aek aen aeu ag- aga agb age agg agi agk agn agu ai- aia aib aie aig aii aik ain aiu aka akb ake akg aki akk akn aku an- ana anb ane ang ani ank ann anu au- aua aub aue aug aui auk aun b-u baa bab bae bag bai bak ban bau bba bbb bbe bbg bbi bbk bbn bbu be- bea beb bee beg bei bek ben beu bga bgb bge bgg bgi bgk bgn bgu bi- bia bib bie big bii bik bin biu bka bkb bke bkg bkk bkn bna bnb bne bng bni bnk bnn bnu bua bub bue bug bui buk bun buu eaa eab eae eag eai eak ean eau eba ebb ebe ebg ebi ebk ebn ebu eea eeb eee eeg eek een ega egb ege egg egi egn egu eia eib eie eig eii eik ein eiu eka ekb eke ekg eki eku en- ena enb ene eng eni enk enn enu eu- eua eub eue eug eui eun gaa gab gae gag gai gak gan gau gba gbe gbg gbi gbk gbn gbu ge- gea geb gee geg gei gek gen geu gga ggb ggg ggi ggn ggu gia gib gie gig gii gik gin giu gka gkb gkn gna gnb gne gni gnn gnu gu- gua gub gue gug gui guk gun guu ia- iaa iab iae iag iai ian iau iba ibb ibe ibg ibi ibk ibn ibu ie- iea iee ieg iei iek ien iga igb ige igg igi igk ign igu iia iib iie iii iin iiu ika ikb ike iki ikk iku in- ina inb ine ing ini ink inn inu iu- iua iub iue iug iui ka- kaa kab kae kag kai kak kan kau kba kbb kbe kbi kbk kbn kbu ke- kea keb kee keg kei kek ken kga kgb kgi kgu kia kib kie kig kii kik kin kiu kkb kke kki kkk kkn kku kn- kna kne kng kni knk knn knu kub kue kug kui kuk kun kuu n-i naa nab nae nag nai nak nan nau nba nbb nbe nbg nbi nbk nbn nbu ne- nea neb nee neg nei nek nen neu nga ngb nge ngg ngi ngk ngn ngu nia nib nie nig nii nik nin niu nka nke nki nkk nkn nku nna nnb nne nng nni nnk nnn nnu nua nub nue nug nui nuk nun nuu ua- uaa uab uae uag uai uak uan uau uba ubb ube ubg ubi ubk ubn ubu uea ueb uee ueg uei uen uga ugb uge ugg ugi ugk ugn ugu uia uib uie uig uii uin uiu uka ukb uke uki ukk ukn uku un- una unb une ung uni unk unn unu uua uue uug uun uuu