-er -ji b-u bbb bbd bbe bbg bbi bbr bbu bdb bdd bde bdg bdi bdj bdr bdu be- beb bed bee beg bei ber beu bgb bgd bge bgg bgi bgr bgu bi- bib bid bie big bii bij bir biu bjd bjg bji bjj bjr bju brb brd bre brg bri brj brr bru bub bud bue bug bui buj bur buu dbb dbd dbe dbg dbi dbr dbu ddb ddd dde ddg ddi ddr ddu de- deb ded dee deg dei dej der deu dgd dge dgg dgi dgr dgu di- dib did die dig dii dir diu dj- djb djd dje djg dji drb drd dre drg dri drj drr dru dub dud due dug dui dur ebb ebd ebe ebg ebi ebj ebr ebu ed- edb edd ede edg edi edj edr edu eeb eed eee eeg eer egb egd ege egg egi egr egu eib eid eie eig eii eij eir eiu ejd eji eju erb erd ere erg eri err eru eu- eub eud eue eug eui euj eur g-d gbd gbe gbg gbi gbj gbr gbu gdb gdd gde gdi gdr gdu ge- geb ged gee geg gei ger geu ggb ggd ggg ggi ggj ggr ggu gib gid gie gig gii gij gir giu gje gjg gjr grb grd gre grg gri grj grr gru gu- gub gud gue gug gui guj gur guu i-d ibb ibd ibe ibg ibi ibj ibr ibu idb idd ide idg idi idr idu ie- ied iee ieg iei iej ier igb igd ige igg igi igr igu iib iid iie iii iij iir iiu ijb ije ijg iji iju ir- irb ird ire irg iri irj irr iru iu- iub iud iue iug iui iur j-d j-i jbg jbi jbj jbr jbu jdb jde jdg jdi jdr jeb jed jee jeg jei jej jer jeu jgb jge jgi jgr jgu jib jie jig jii jij jir jiu jjb jjg jjj jjr jju jrb jrg jri jrr jub jud jue jug jui jur rbb rbd rbe rbg rbi rbr rbu rdb rdd rde rdg rdi rdj rdr rdu re- reb red ree reg rei rer reu rgb rgd rge rgg rgi rgr rib rid rie rig rii rir rjg rjr rrb rrd rrg rri rrr rru rub rud rue rug rui rur ruu ubb ube ubg ubi ubr ubu udb udd ude udg udi udj udr udu ueb ued uee ueg uei uer ugb uge ugg ugi ugr ugu uib uid uie uig uii uir uiu uji ur- urb urd ure urg uri urr uru uue uug uur uuu