-er b-u bbb bbe bbg bbh bbi bbo bbr bbu be- beb bee beg beh bei beo ber beu bgb bge bgg bgh bgi bgo bgr bgu bhb bhe bhg bhh bhi bho bhr bhu bi- bib bie big bih bii bio bir biu bob boe bog boh boi boo bor bou brb bre brg brh bri bro brr bru bub bue bug buh bui buo bur buu ebb ebe ebg ebh ebi ebo ebr ebu eeb eee eeg eeo eer egb ege egg egh egi ego egr egu ehb ehe ehg ehh ehi eho ehr ehu eib eie eig eii eio eir eiu eo- eob eoe eog eoh eoi eoo eor eou erb ere erg erh eri ero err eru eu- eub eue eug eui eur gbe gbg gbh gbi gbo gbr gbu ge- geb gee geg geh gei geo ger geu ggb ggg ggh ggi ggo ggr ggu ghb ghe ghg ghh ghi gho ghr gib gie gig gih gii gio gir giu gob goe gog goh goi goo gor gou grb gre grg grh gri gro grr gru gu- gub gue gug gui guo gur guu h-i hbb hbe hbg hbh hbi hbo hbr hbu he- heb hee heg heh hei heo her heu hgb hge hgg hgh hgi hgo hgr hgu hhb hhe hhg hhh hhi hho hhr hhu hib hie hig hih hii hio hir hiu hob hoe hog hoh hoi hoo hor hou hr- hrb hre hrg hrh hri hro hrr hru hub hue hug huh hui huo hur huu ibb ibe ibg ibh ibi ibo ibr ibu ie- iee ieg iei ier igb ige igg igh igi igo igr igu ihb ihe ihg ihh ihi iho ihr ihu iib iie iih iii iio iir iiu io- iob ioe iog ioh ioi ioo ior iou ir- irb ire irg iri iro irr iru iu- iub iue iug iui iur o-i ob- obb obe obg obh obi obo obr obu oeb oee oeg oeh oei oeo oer oge ogg ogh ogi ogo ohe ohg ohh ohi oho ohr ohu oib oie oii oio oir oiu oo- oob oog ooh ooi ooo oor or- orb ore org orh ori oro orr oru ou- oue ouh oui ouo our rbb rbe rbg rbh rbi rbo rbr rbu re- reb ree reg reh rei reo rer reu rgb rge rgg rgh rgi rgo rgr rh- rhb rhe rhg rhh rhi rho rhr rhu rib rie rig rih rii rio rir rob roe rog roh roi roo ror rou rrb rrg rrh rri rrr rru rub rue rug ruh rui ruo rur ruu ubb ube ubg ubh ubi ubo ubr ubu ueb uee ueg ueh uei uer ugb uge ugg ugh ugi ugo ugr ugu uhb uhe uhh uhi uho uhr uhu uib uie uig uii uio uir uiu uob uoe uog uoo uor ur- urb ure urg uri uro urr uru uue uug uur uuu