-er -ji bbb bbd bbe bbg bbi bbr bbt bdb bdd bde bdg bdi bdj bdr bdt be- beb bed bee beg bei ber bet bgb bgd bge bgg bgi bgr bgt bi- bib bid bie big bii bij bir bit bjd bjg bji bjj bjr bjt brb brd bre brg bri brj brr brt btb btd bte btg bti btr btt dbb dbd dbe dbg dbi dbr dbt ddb ddd dde ddg ddi ddr ddt de- deb ded dee deg dei dej der det dgd dge dgg dgi dgr dgt di- dib did die dig dii dir dit dj- djb djd dje djg dji djt drb drd dre drg dri drj drr drt dtb dtd dte dtg dti dtj dtr dtt ebb ebd ebe ebg ebi ebj ebr ebt ed- edb edd ede edg edi edj edr edt eeb eed eee eeg eer eet egb egd ege egg egi egr egt eib eid eie eig eii eij eir eit ejd eji ejt erb erd ere erg eri err ert etb etd ete etg eti etj etr ett g-d gbd gbe gbg gbi gbj gbr gbt gdb gdd gde gdi gdr gdt ge- geb ged gee geg gei ger get ggb ggd ggg ggi ggj ggr ggt gib gid gie gig gii gij gir git gje gjg gjr gjt grb grd gre grg gri grj grr grt gtb gtd gte gtg gti gtr gtt i-d ibb ibd ibe ibg ibi ibj ibr ibt idb idd ide idg idi idr idt ie- ied iee ieg iei iej ier iet igb igd ige igg igi igr igt iib iid iie iii iij iir iit ijb ije ijg iji ijt ir- irb ird ire irg iri irj irr irt itb itd ite itg iti itj itt j-d j-i jbg jbi jbj jbr jbt jdb jde jdg jdi jdr jdt jeb jed jee jeg jei jej jer jet jgb jge jgi jgr jgt jib jie jig jii jij jir jit jjb jjg jjj jjr jrb jrg jri jrr jrt jtb jte jtg jti jtr jtt rbb rbd rbe rbg rbi rbr rbt rdb rdd rde rdg rdi rdj rdr rdt re- reb red ree reg rei rer ret rgb rgd rge rgg rgi rgr rgt rib rid rie rig rii rir rit rjg rjr rrb rrd rrg rri rrr rrt rtb rtd rte rtg rti rtj rtr rtt tbb tbd tbe tbg tbi tbj tbr tbt tdb tdd tde tdg tdi tdr tdt te- teb ted tee teg tei tej ter tet tgb tge tgg tgi tgr tgt tib tid tie tig tii tir tit tjd tje tji tjr trb trd tre trg tri trr trt ttb ttd tte ttg tti ttr ttt