b-u bbb bbd bbg bbi bbn bbr bbu bdb bdd bdg bdi bdr bdu bgb bgd bgg bgi bgn bgr bgu bi- bib bid big bii bin bir biu bnb bnd bng bni bnn bnr bnu brb brd brg bri brn brr bru bub bud bug bui bun bur buu dbb dbd dbg dbi dbn dbr dbu ddb ddd ddg ddi ddn ddr ddu dgd dgg dgi dgn dgr dgu di- dib did dig dii din dir diu dnb dnd dng dni dnn dnr drb drd drg dri drn drr dru dub dud dug dui dun dur g-d gbd gbg gbi gbn gbr gbu gdb gdd gdi gdn gdr gdu ggb ggd ggg ggi ggn ggr ggu gib gid gig gii gin gir giu gnb gnd gni gnn gnr gnu grb grd grg gri grn grr gru gu- gub gud gug gui gun gur guu i-d ibb ibd ibg ibi ibn ibr ibu idb idd idg idi idn idr idu igb igd igg igi ign igr igu iib iid iii iin iir iiu in- inb ind ing ini inn inr inu ir- irb ird irg iri irn irr iru iu- iub iud iug iui iur n-i nbb nbd nbg nbi nbn nbr nbu ndb ndd ndg ndi ndn ndr ndu ngb ngd ngg ngi ngn ngu nib nid nig nii nin nir niu nnb nng nni nnn nnu nrb nrd nrg nri nrn nrr nru nub nud nug nui nun nur nuu rbb rbd rbg rbi rbn rbr rbu rdb rdd rdg rdi rdn rdr rdu rgb rgd rgg rgi rgn rgr rib rid rig rii rin rir rnb rnd rng rni rnn rnr rnu rrb rrd rrg rri rrn rrr rru rub rud rug rui run rur ruu ubb ubg ubi ubn ubr ubu udb udd udg udi udn udr udu ugb ugg ugi ugn ugr ugu uib uid uig uii uin uir uiu un- unb und ung uni unn unr unu ur- urb urd urg uri urn urr uru uug uun uur uuu