b-u bbb bbd bbe bbi bbn bbo bbu bdb bdd bde bdi bdo bdu be- beb bed bee bei ben beo beu bi- bib bid bie bii bin bio biu bnb bnd bne bni bnn bno bnu bob bod boe boi bon boo bou bub bud bue bui bun buo buu dbb dbd dbe dbi dbn dbo dbu ddb ddd dde ddi ddn ddo ddu de- deb ded dee dei den deo deu di- dib did die dii din dio diu dnb dnd dne dni dnn dno dob dod doe doi don doo dou dub dud due dui dun duo ebb ebd ebe ebi ebn ebo ebu ed- edb edd ede edi edn edo edu eeb eed eee een eeo eib eid eie eii ein eio eiu en- enb end ene eni enn eno enu eo- eob eod eoe eoi eon eoo eou eu- eub eud eue eui eun i-d ibb ibd ibe ibi ibn ibo ibu idb idd ide idi idn ido idu ie- ied iee iei ien iib iid iie iii iin iio iiu in- inb ind ine ini inn ino inu io- iob iod ioe ioi ion ioo iou iu- iub iud iue iui n-i nbb nbd nbe nbi nbn nbo nbu ndb ndd nde ndi ndn ndo ndu ne- neb ned nee nei nen neo neu nib nid nie nii nin nio niu nnb nne nni nnn nno nnu no- nob nod noe noi non noo nou nub nud nue nui nun nuo nuu o-i ob- obb obd obe obi obn obo obu odb odd ode odi odn odo odu oeb oed oee oei oen oeo oib oid oie oii oin oio oiu on- onb ond one oni onn ono onu oo- oob ood ooi oon ooo ou- oud oue oui oun ouo ubb ube ubi ubn ubo ubu udb udd ude udi udn udo udu ueb ued uee uei uen uib uid uie uii uin uio uiu un- unb und une uni unn uno unu uob uod uoe uon uoo uue uun uuu