-er -ic -th b-u bbb bbc bbe bbf bbg bbh bbi bbl bbr bbs bbt bbu bcb bcc bce bcf bcg bch bci bcl bcr bcs bct bcu be- beb bec bee bef beg beh bei bel ber bes bet beu bfb bfc bfe bff bfg bfh bfi bfl bfr bfs bft bfu bgb bgc bge bgf bgg bgh bgi bgl bgr bgs bgt bgu bhb bhc bhe bhf bhg bhh bhi bhl bhr bhs bht bhu bi- bib bic bie bif big bih bii bil bir bis bit biu blb blc ble blf blg blh bli bll blr bls blt blu brb bre brf brg brh bri brl brr brs brt bru bsb bsc bse bsf bsg bsh bsi bsl bsr bss bst bsu btb btc bte btf btg bth bti btl btr bts btt btu bub buc bue buf bug buh bui bul bur bus but buu c-- cbb cbc cbe cbf cbg cbh cbi cbl cbr cbs cbt cbu ccb ccc cce ccf ccg cch cci ccl ccr ccs cct ccu ce- ceb cec cee cef ceg ceh cei cel cer ces cet ceu cfb cfc cfe cff cfg cfh cfi cfl cfr cfs cft cfu cgb cgc cge cgg cgh cgi cgl cgr cgs cgt cgu ch- chb chc che chf chg chh chi chl chr chs cht chu ci- cib cic cie cif cig cih cii cil cir cis cit ciu cl- clb clc cle clf clg clh cli cll clr cls clt clu crb crc cre crf crg crh cri crl crr crs crt cru csb csc cse csf csg csh csi csl csr css cst csu ctb ctc cte ctf ctg cth cti ctl ctr cts ctt ctu cub cuc cue cuf cug cuh cui cul cur cus cut cuu ebb ebc ebe ebf ebg ebh ebi ebl ebr ebs ebt ebu ec- ecb ecc ece ecf ecg ech eci ecl ecr ecs ect ecu eeb eec eee eef eeg eel eer ees eet ef- efb efc efe eff efg efh efi efl efr efs eft egb egc ege egf egg egh egi egl egr egs egt egu ehb ehc ehe ehf ehg ehh ehi ehl ehr ehs eht ehu eib eic eie eif eig eii eil eir eis eit eiu elb elc ele elf elg elh eli ell elr els elt elu erb erc ere erf erg erh eri erl err ers ert eru es- esb esc ese esf esg esh esi esl esr ess est esu etb etc ete etf etg eth eti etl etr ets ett etu eu- eub euc eue euf eug eui eul eur eus eut fbb fbc fbe fbf fbg fbh fbi fbl fbr fbs fbt fbu fcb fcc fce fcf fcg fci fcl fcr fcs fct fcu feb fec fee fef feg feh fei fel fer fes fet feu ffc ffe fff ffg ffh ffi ffl ffr ffs fft ffu fgb fgc fge fgf fgg fgh fgi fgl fgr fgs fgt fhb fhc fhe fhf fhg fhh fhi fhl fhr fhs fib fic fie fif fig fih fii fil fir fis fit fiu flb flc fle flf flg fli fll flr fls flt flu frb frc fre frf frg frh fri frl frr frs frt fru fsb fsc fse fsf fsg fsh fsi fsl fsr fss fst fsu ftb ftc fte ftf ftg fth fti ftl ftr fts ftt ftu fub fue fuf fug fui ful fur fus fut fuu gbc gbe gbf gbg gbh gbi gbl gbr gbs gbt gbu gcb gcc gce gcf gcg gch gci gcl gcr gcs gct gcu ge- geb gec gee gef geg geh gei gel ger ges get geu gfb gfc gfe gff gfh gfi gfl gfr gfs gft ggb ggc ggg ggh ggi ggr ggs ggt ggu ghb ghc ghe ghg ghh ghi ghl ghr ghs ght gib gic gie gif gig gih gii gil gir gis git giu glb glc gle glf glg glh gli gll glr gls glt glu grb grc gre grf grg grh gri grl grr grs grt gru gsb gsc gse gsf gsg gsi gsl gsr gss gst gsu gtb gtc gte gtf gtg gth gti gtl gtr gts gtt gtu gu- gub guc gue guf gug gui gul gur gus gut guu h-i hbb hbc hbe hbf hbg hbh hbi hbl hbr hbs hbt hbu hcb hcc hce hcf hcg hch hci hcl hcr hcs hct he- heb hec hee hef heg heh hei hel her hes het heu hfb hfc hfe hff hfg hfh hfi hfl hfr hfs hft hfu hgb hgc hge hgf hgg hgh hgi hgl hgr hgs hgt hgu hhb hhc hhe hhf hhg hhh hhi hhl hhr hhs hht hhu hib hic hie hif hig hih hii hil hir his hit hiu hlb hlc hle hlf hlg hlh hli hll hlr hls hlt hlu hr- hrb hrc hre hrf hrg hrh hri hrl hrr hrs hrt hru hsb hsc hse hsf hsg hsh hsi hsl hsr hss hst hsu htb htc hte htf htg hth hti htl htr hts htt hub huc hue huf hug huh hui hul hur hus hut huu i-f ibb ibc ibe ibf ibg ibh ibi ibl ibr ibs ibt ibu icb icc ice icf icg ich ici icl icr ics ict icu ie- iec iee ief ieg iei iel ier ies iet ifb ifc ife iff ifg ifi ifl ifr ifs ift ifu igb igc ige igf igg igh igi igl igr igs igt igu ihb ihc ihe ihf ihg ihh ihi ihl ihr ihs iht ihu iib iic iie iif iih iii iil iir iis iit iiu il- ilb ilc ile ilf ilg ilh ili ill ilr ils ilt ilu ir- irb irc ire irf irg iri irl irr irs irt iru is- isb isc ise isf isg ish isi isl isr iss ist isu itb itc ite itf itg ith iti itl its itt itu iu- iub iuc iue iug iui iur ius iut lbb lbc lbe lbf lbg lbh