b-u bbb bbd bbg bbh bbi bbo bbr bbu bdb bdd bdg bdh bdi bdo bdr bdu bgb bgd bgg bgh bgi bgo bgr bgu bhb bhd bhg bhh bhi bho bhr bhu bi- bib bid big bih bii bio bir biu bob bod bog boh boi boo bor bou brb brd brg brh bri bro brr bru bub bud bug buh bui buo bur buu dbb dbd dbg dbh dbi dbo dbr dbu ddb ddd ddg ddh ddi ddo ddr ddu dgd dgg dgh dgi dgr dgu dh- dhb dhd dhh dhi dho dhr dhu di- dib did dig dih dii dio dir diu dob dod dog doh doi doo dor dou drb drd drg dri dro drr dru dub dud dug duh dui duo dur g-d gbd gbg gbh gbi gbo gbr gbu gdb gdd gdh gdi gdo gdr gdu ggb ggd ggg ggh ggi ggo ggr ggu ghb ghd ghg ghh ghi gho ghr gib gid gig gih gii gio gir giu gob god gog goh goi goo gor gou grb grd grg grh gri gro grr gru gu- gub gud gug gui guo gur guu h-i hbb hbd hbg hbh hbi hbo hbr hbu hdb hdd hdg hdh hdi hdo hdr hdu hgb hgg hgh hgi hgo hgr hgu hhb hhd hhg hhh hhi hho hhr hhu hib hid hig hih hii hio hir hiu hob hod hog hoh hoi hoo hor hou hr- hrb hrd hrg hrh hri hro hrr hru hub hud hug huh hui huo hur huu i-d ibb ibd ibg ibh ibi ibo ibr ibu idb idd idg idh idi ido idr idu igb igd igg igh igi igo igr igu ihb ihd ihg ihh ihi iho ihr ihu iib iid iih iii iio iir iiu io- iob iod iog ioh ioi ioo ior iou ir- irb ird irg iri iro irr iru iu- iub iud iug iui iur o-i ob- obb obd obg obh obi obo obr obu odb odd odg odh odi odo odr odu ogd ogg ogh ogi ogo ohd ohg ohh ohi oho ohr ohu oib oid oii oio oir oiu oo- oob ood oog ooh ooi ooo oor or- orb ord org orh ori oro orr oru ou- oud ouh oui ouo our rbb rbd rbg rbh rbi rbo rbr rbu rdb rdd rdg rdh rdi rdo rdr rdu rgb rgd rgg rgh rgi rgo rgr rh- rhb rhd rhg rhh rhi rho rhr rhu rib rid rig rih rii rio rir rob rod rog roh roi roo ror rou rrb rrd rrg rrh rri rrr rru rub rud rug ruh rui ruo rur ruu ubb ubg ubh ubi ubo ubr ubu udb udd udg udi udo udr udu ugb ugg ugh ugi ugo ugr ugu uhb uhd uhh uhi uho uhr uhu uib uid uig uii uio uir uiu uob uod uog uoo uor ur- urb urd urg uri uro urr uru uug uur uuu