a-a a-b a-i a-z aaa aab aad aae aai aau aaz ab- aba abb abd abe abi abu abz ad- ada adb add ade adi adu adz aea aeb aed aee aei aeu aez ai- aia aib aid aie aii aiu aiz au- aua aub aud aue aui auz az- aza azb azd aze azi azu azz b-u baa bab bad bae bai bau baz bba bbb bbd bbe bbi bbu bda bdb bdd bde bdi bdu bdz be- bea beb bed bee bei beu bez bi- bia bib bid bie bii biu biz bua bub bud bue bui buu buz bza bzd bze bzu bzz daa dab dad dae dai dau daz dba dbb dbd dbe dbi dbu dbz dda ddb ddd dde ddi ddu ddz de- dea deb ded dee dei deu dez di- dia dib did die dii diu diz dua dub dud due dui duz dza dzb dzd dze dzi dzu eaa eab ead eae eai eau eaz eba ebb ebd ebe ebi ebu ed- eda edb edd ede edi edu eea eeb eed eee eia eib eid eie eii eiu eu- eua eub eud eue eui eze ezz i-d ia- iaa iab iad iae iai iau iaz iba ibb ibd ibe ibi ibu ibz ida idb idd ide idi idu ie- iea ied iee iei iia iib iid iie iii iiu iu- iua iub iud iue iui iuz iza ize izi izu izz ua- uaa uab uad uae uai uau uaz uba ubb ube ubi ubu uda udb udd ude udi udu uea ueb ued uee uei uia uib uid uie uii uiu uua uue uuu uza uzb uzi uzu zaa zab zad zai zaz zbb zea zeb zed zee zez zia zib zid zie ziz zub zud zui zuz zzz