a-a a-b a-i aaa aab aad aae aai aak aan aau ab- aba abb abd abe abi abk abn abu ad- ada adb add ade adi adk adn adu aea aeb aed aee aei aek aen aeu ai- aia aib aid aie aii aik ain aiu aka akb akd ake aki akk akn aku an- ana anb and ane ani ank ann anu au- aua aub aud aue aui auk aun b-u baa bab bad bae bai bak ban bau bba bbb bbd bbe bbi bbk bbn bbu bda bdb bdd bde bdi bdk bdu be- bea beb bed bee bei bek ben beu bi- bia bib bid bie bii bik bin biu bka bkb bke bkk bkn bna bnb bnd bne bni bnk bnn bnu bua bub bud bue bui buk bun buu daa dab dad dae dai dak dan dau dba dbb dbd dbe dbi dbk dbn dbu dda ddb ddd dde ddi ddk ddn ddu de- dea deb ded dee dei dek den deu di- dia dib did die dii dik din diu dka dkb dke dki dkk dku dna dnb dnd dne dni dnk dnn dua dub dud due dui duk dun eaa eab ead eae eai eak ean eau eba ebb ebd ebe ebi ebk ebn ebu ed- eda edb edd ede edi edk edn edu eea eeb eed eee eek een eia eib eid eie eii eik ein eiu eka ekb ekd eke eki eku en- ena enb end ene eni enk enn enu eu- eua eub eud eue eui eun i-d ia- iaa iab iad iae iai ian iau iba ibb ibd ibe ibi ibk ibn ibu ida idb idd ide idi idk idn idu ie- iea ied iee iei iek ien iia iib iid iie iii iin iiu ika ikb ike iki ikk iku in- ina inb ind ine ini ink inn inu iu- iua iub iud iue iui ka- kaa kab kad kae kai kak kan kau kba kbb kbd kbe kbi kbk kbn kbu kda kdb kde kdk kdu ke- kea keb ked kee kei kek ken kia kib kid kie kii kik kin kiu kkb kke kki kkk kkn kku kn- kna knd kne kni knk knn knu kub kud kue kui kuk kun kuu n-i naa nab nad nae nai nak nan nau nba nbb nbd nbe nbi nbk nbn nbu nda ndb ndd nde ndi ndk ndn ndu ne- nea neb ned nee nei nek nen neu nia nib nid nie nii nik nin niu nka nke nki nkk nkn nku nna nnb nne nni nnk nnn nnu nua nub nud nue nui nuk nun nuu ua- uaa uab uad uae uai uak uan uau uba ubb ube ubi ubk ubn ubu uda udb udd ude udi udk udn udu uea ueb ued uee uei uen uia uib uid uie uii uin uiu uka ukb uke uki ukk ukn uku un- una unb und une uni unk unn unu uua uue uun uuu