-er bbb bbd bbe bbg bbi bbk bbn bbo bbr bbt bdb bdd bde bdg bdi bdk bdo bdr bdt be- beb bed bee beg bei bek ben beo ber bet bgb bgd bge bgg bgi bgk bgn bgo bgr bgt bi- bib bid bie big bii bik bin bio bir bit bkb bke bkg bkk bkn bko bkr bkt bnb bnd bne bng bni bnk bnn bno bnr bnt bob bod boe bog boi bok bon boo bor bot brb brd bre brg bri brk brn bro brr brt btb btd bte btg bti btk btn bto btr btt dbb dbd dbe dbg dbi dbk dbn dbo dbr dbt ddb ddd dde ddg ddi ddk ddn ddo ddr ddt de- deb ded dee deg dei dek den deo der det dgd dge dgg dgi dgk dgn dgr dgt di- dib did die dig dii dik din dio dir dit dkb dke dkg dki dkk dko dkr dkt dnb dnd dne dng dni dnk dnn dno dnr dnt dob dod doe dog doi dok don doo dor dot drb drd dre drg dri drk drn dro drr drt dtb dtd dte dtg dti dtk dtn dto dtr dtt ebb ebd ebe ebg ebi ebk ebn ebo ebr ebt ed- edb edd ede edg edi edk edn edo edr edt eeb eed eee eeg eek een eeo eer eet egb egd ege egg egi egn ego egr egt eib eid eie eig eii eik ein eio eir eit ekb ekd eke ekg eki eko ekr ekt en- enb end ene eng eni enk enn eno enr ent eo- eob eod eoe eog eoi eok eon eoo eor eot erb erd ere erg eri erk ern ero err ert etb etd ete etg eti etk etn eto etr ett g-d gbd gbe gbg gbi gbk gbn gbo gbr gbt gdb gdd gde gdi gdk gdn gdo gdr gdt ge- geb ged gee geg gei gek gen geo ger get ggb ggd ggg ggi ggn ggo ggr ggt gib gid gie gig gii gik gin gio gir git gkb gkd gkn gko gkt gnb gnd gne gni gnn gno gnr gnt gob god goe gog goi gok gon goo gor got grb grd gre grg gri grk grn gro grr grt gtb gtd gte gtg gti gtk gtn gto gtr gtt i-d ibb ibd ibe ibg ibi ibk ibn ibo ibr ibt idb idd ide idg idi idk idn ido idr idt ie- ied iee ieg iei iek ien ier iet igb igd ige igg igi igk ign igo igr igt iib iid iie iii iin iio iir iit ikb ike iki ikk iko ikr ikt in- inb ind ine ing ini ink inn ino inr int io- iob iod ioe iog ioi ion ioo ior iot ir- irb ird ire irg iri irk irn iro irr irt itb itd ite itg iti itk itn ito itt k-t kbb kbd kbe kbi kbk kbn kbo kbr kdb kde kdg kdk kdo kdr kdt ke- keb ked kee keg kei kek ken keo ker ket kgb kgd kgi kgo kib kid kie kig kii kik kin kio kir kit kkb kke kki kkk kkn kkr kkt kn- knd kne kng kni knk knn kno knr knt kob kod koe kog koi kok kon koo kor kot krd krg kri krk krn kro krr krt ktb kte ktg ktk ktn kto ktr ktt n-i nbb nbd nbe nbg nbi nbk nbn nbo nbr nbt ndb ndd nde ndg ndi ndk ndn ndo ndr ndt ne- neb ned nee neg nei nek nen neo ner net ngb ngd nge ngg ngi ngk ngn ngo ngt nib nid nie nig nii nik nin nio nir nit nke nki nkk nkn nko nkr nkt nnb nne nng nni nnk nnn nno nnt no- nob nod noe nog noi nok non noo nor not nrb nrd nre nrg nri nrk nrn nro nrr nrt ntb ntd nte ntg nti ntk ntn nto ntr ntt o-i ob- obb obd obe obg obi obk obn obo obr obt odb odd ode odg odi odn odo odr odt oeb oed oee oeg oei oen oeo oer oet ogd oge ogg ogi ogn ogo ogt oib oid oie oii oik oin oio oir oit okb okd oke okg oki okk oko okr on- onb ond one ong oni onk onn ono onr ont oo- oob ood oog ooi ook oon ooo oor oot or- orb ord ore org ori ork orn oro orr ort ot- otb otd ote otg oti otk otn oto otr ott rbb rbd rbe rbg rbi rbk rbn rbo rbr rbt rdb rdd rde rdg rdi rdn rdo rdr rdt re- reb red ree reg rei rek ren reo rer ret rgb rgd rge rgg rgi rgk rgn rgo rgr rgt rib rid rie rig rii rik rin rio rir rit rkb rke rkg rkk rko rkt rnb rnd rng rni rnn rno rnr rnt rob rod roe rog roi rok ron roo ror rot rrb rrd rrg rri rrk rrn rrr rrt rtb rtd rte rtg rti rtk rtn rto rtr rtt tbb tbd tbe tbg tbi tbk tbn tbo tbr tbt tdb tdd tde tdg tdi tdk tdn tdo tdr tdt te- teb ted tee teg tei tek ten teo ter tet tgb tge tgg tgi tgk tgn tgo tgr tgt tib tid tie tig tii tik tin tio tir tit tkb tke tkg tkk tko tkr tkt tnb tnd tne tng tni tnk tnn tno tnr tnt to- tob tod toe tog toi tok ton too tor tot trb trd tre trg tri trk trn tro trr trt ttb ttd tte ttg tti ttk ttn tto ttr ttt