-er -ic b-u bbb bbc bbd bbe bbg bbi bbn bbo bbr bbs bbt bbu bcb bcc bcd bce bcg bci bcn bco bcr bcs bct bcu bdb bdc bdd bde bdg bdi bdo bdr bds bdt bdu be- beb bec bed bee beg bei ben beo ber bes bet beu bgb bgc bgd bge bgg bgi bgn bgo bgr bgs bgt bgu bi- bib bic bid bie big bii bin bio bir bis bit biu bnb bnc bnd bne bng bni bnn bno bnr bns bnt bnu bob boc bod boe bog boi bon boo bor bos bot bou brb brd bre brg bri brn bro brr brs brt bru bsb bsc bsd bse bsg bsi bsn bso bsr bss bst bsu btb btc btd bte btg bti btn bto btr bts btt btu bub buc bud bue bug bui bun buo bur bus but buu c-- cbb cbc cbd cbe cbg cbi cbn cbo cbr cbs cbt cbu ccb ccc ccd cce ccg cci ccn cco ccr ccs cct ccu cdb cdc cdd cde cdg cdi cdn cdo cdr cds cdt cdu ce- ceb cec ced cee ceg cei cen ceo cer ces cet ceu cgb cgc cgd cge cgg cgi cgn cgo cgr cgs cgt cgu ci- cib cic cid cie cig cii cin cio cir cis cit ciu cn- cnb cnc cnd cne cng cni cnn cno cnr cns cnt cnu co- cob coc cod coe cog coi con coo cor cos cot cou crb crc crd cre crg cri crn cro crr crs crt cru csb csc csd cse csg csi csn cso csr css cst csu ctb ctc ctd cte ctg cti ctn cto ctr cts ctt ctu cub cuc cud cue cug cui cun cuo cur cus cut cuu dbb dbc dbd dbe dbg dbi dbn dbo dbr dbs dbt dbu dcb dcc dcd dce dcg dci dcn dco dcr dcs dct dcu ddb ddc ddd dde ddg ddi ddn ddo ddr dds ddt ddu de- deb dec ded dee deg dei den deo der des det deu dgc dgd dge dgg dgi dgn dgr dgs dgt dgu di- dib dic did die dig dii din dio dir dis dit diu dnb dnc dnd dne dng dni dnn dno dnr dns dnt dob doc dod doe dog doi don doo dor dos dot dou drb drc drd dre drg dri drn dro drr drs drt dru dsb dsc dsd dse dsg dsi dsn dso dsr dss dst dsu dtb dtc dtd dte dtg dti dtn dto dtr dts dtt dtu dub duc dud due dug dui dun duo dur dus dut ebb ebc ebd ebe ebg ebi ebn ebo ebr ebs ebt ebu ec- ecb ecc ecd ece ecg eci ecn eco ecr ecs ect ecu ed- edb edc edd ede edg edi edn edo edr eds edt edu eeb eec eed eee eeg een eeo eer ees eet egb egc egd ege egg egi egn ego egr egs egt egu eib eic eid eie eig eii ein eio eir eis eit eiu en- enb enc end ene eng eni enn eno enr ens ent enu eo- eob eoc eod eoe eog eoi eon eoo eor eos eot eou erb erc erd ere erg eri ern ero err ers ert eru es- esb esc esd ese esg esi esn eso esr ess est esu etb etc etd ete etg eti etn eto etr ets ett etu eu- eub euc eud eue eug eui eun eur eus eut g-d gbc gbd gbe gbg gbi gbn gbo gbr gbs gbt gbu gcb gcc gcd gce gcg gci gcn gco gcr gcs gct gcu gdb gdc gdd gde gdi gdn gdo gdr gds gdt gdu ge- geb gec ged gee geg gei gen geo ger ges get geu ggb ggc ggd ggg ggi ggn ggo ggr ggs ggt ggu gib gic gid gie gig gii gin gio gir gis git giu gnb gnc gnd gne gni gnn gno gnr gns gnt gnu gob goc god goe gog goi gon goo gor gos got gou grb grc grd gre grg gri grn gro grr grs grt gru gsb gsc gsd gse gsg gsi gsn gso gsr gss gst gsu gtb gtc gtd gte gtg gti gtn gto gtr gts gtt gtu gu- gub guc gud gue gug gui gun guo gur gus gut guu i-d ibb ibc ibd ibe ibg ibi ibn ibo ibr ibs ibt ibu icb icc icd ice icg ici icn ico icr ics ict icu idb idc idd ide idg idi idn ido idr ids idt idu ie- iec ied iee ieg iei ien ier ies iet igb igc igd ige igg igi ign igo igr igs igt igu iib iic iid iie iii iin iio iir iis iit iiu in- inb inc ind ine ing ini inn ino inr ins int inu io- iob ioc iod ioe iog ioi ion ioo ior ios iot iou ir- irb irc ird ire irg iri irn iro irr irs irt iru is- isb isc isd ise isg isi isn iso isr iss ist isu itb itc itd ite itg iti itn ito its itt itu iu- iub iuc iud iue iug iui iur ius iut n-i nbb nbc nbd nbe nbg nbi nbn nbo nbr nbs nbt nbu ncb ncc ncd nce ncg nci ncn nco ncr ncs nct ncu ndb ndc ndd nde ndg ndi ndn ndo ndr nds ndt ndu ne- neb nec ned nee neg nei nen neo ner nes net neu ngb ngc ngd nge ngg ngi ngn ngo ngs ngt ngu nib nic nid nie nig nii nin nio nir nis nit niu nnb nnc nne nng nni nnn nno nns nnt nnu no- nob noc nod noe nog noi non noo nor nos not nou nrb nrc nrd nre nrg nri nrn nro nrr nrs nrt nru nsb nsc nsd nse nsg nsi nsn nso nsr nss nst nsu ntb ntc ntd nte ntg nti ntn nto ntr nts