b-u bbb bbd bbg bbi bbl bbu bdb bdd bdg bdi bdl bdu bgb bgd bgg bgi bgl bgu bi- bib bid big bii bil biu blb bld blg bli bll blu bub bud bug bui bul buu dbb dbd dbg dbi dbl dbu ddb ddd ddg ddi ddl ddu dgd dgg dgi dgl dgu di- dib did dig dii dil diu dl- dlb dld dlg dli dll dlu dub dud dug dui dul g-d gbd gbg gbi gbl gbu gdb gdd gdi gdl gdu ggb ggd ggg ggi ggu gib gid gig gii gil giu glb gld glg gli gll glu gu- gub gud gug gui gul guu i-d ibb ibd ibg ibi ibl ibu idb idd idg idi idl idu igb igd igg igi igl igu iib iid iii iil iiu il- ilb ild ilg ili ill ilu iu- iub iud iug iui lbb lbd lbg lbi lbl lbu ldb ldd ldg ldi ldl ldu lgb lgd lgg lgi lgl lgu lib lid lig lii lil liu llb lld llg lli lll llu lub lud lug lui lul luu ubb ubg ubi ubl ubu udb udd udg udi udl udu ugb ugg ugi ugl ugu uib uid uig uii uil uiu ulb uld ulg uli ull ulu uug uuu