-er -ic -th b-u bbb bbc bbe bbg bbh bbi bbl bbm bbr bbs bbt bbu bcb bcc bce bcg bch bci bcl bcm bcr bcs bct bcu be- beb bec bee beg beh bei bel bem ber bes bet beu bgb bgc bge bgg bgh bgi bgl bgm bgr bgs bgt bgu bhb bhc bhe bhg bhh bhi bhl bhm bhr bhs bht bhu bi- bib bic bie big bih bii bil bim bir bis bit biu blb blc ble blg blh bli bll blm blr bls blt blu bmb bmc bme bmg bmh bmi bml bmm bmr bms bmt bmu brb bre brg brh bri brl brm brr brs brt bru bsb bsc bse bsg bsh bsi bsl bsm bsr bss bst bsu btb btc bte btg bth bti btl btm btr bts btt btu bub buc bue bug buh bui bul bum bur bus but buu c-- cbb cbc cbe cbg cbh cbi cbl cbm cbr cbs cbt cbu ccb ccc cce ccg cch cci ccl ccm ccr ccs cct ccu ce- ceb cec cee ceg ceh cei cel cem cer ces cet ceu cgb cgc cge cgg cgh cgi cgl cgm cgr cgs cgt cgu ch- chb chc che chg chh chi chl chm chr chs cht chu ci- cib cic cie cig cih cii cil cim cir cis cit ciu cl- clb clc cle clg clh cli cll clm clr cls clt clu cmb cmc cme cmg cmh cmi cml cmm cmr cms cmt cmu crb crc cre crg crh cri crl crm crr crs crt cru csb csc cse csg csh csi csl csm csr css cst csu ctb ctc cte ctg cth cti ctl ctm ctr cts ctt ctu cub cuc cue cug cuh cui cul cum cur cus cut cuu ebb ebc ebe ebg ebh ebi ebl ebm ebr ebs ebt ebu ec- ecb ecc ece ecg ech eci ecl ecm ecr ecs ect ecu eeb eec eee eeg eel eem eer ees eet egb egc ege egg egh egi egl egm egr egs egt egu ehb ehc ehe ehg ehh ehi ehl ehm ehr ehs eht ehu eib eic eie eig eii eil eim eir eis eit eiu elb elc ele elg elh eli ell elm elr els elt elu em- emb emc eme emg emh emi eml emm emr ems emt emu erb erc ere erg erh eri erl erm err ers ert eru es- esb esc ese esg esh esi esl esm esr ess est esu etb etc ete etg eth eti etl etm etr ets ett etu eu- eub euc eue eug eui eul eur eus eut gbc gbe gbg gbh gbi gbl gbm gbr gbs gbt gbu gcb gcc gce gcg gch gci gcl gcm gcr gcs gct gcu ge- geb gec gee geg geh gei gel gem ger ges get geu ggb ggc ggg ggh ggi ggm ggr ggs ggt ggu ghb ghc ghe ghg ghh ghi ghl ghr ghs ght gib gic gie gig gih gii gil gim gir gis git giu glb glc gle glg glh gli gll glm glr gls glt glu gmb gmc gme gmg gmh gmi gml gmm gmr gms gmt grb grc gre grg grh gri grl grm grr grs grt gru gsb gsc gse gsg gsi gsl gsm gsr gss gst gsu gtb gtc gte gtg gth gti gtl gtm gtr gts gtt gtu gu- gub guc gue gug gui gul gum gur gus gut guu h-i hbb hbc hbe hbg hbh hbi hbl hbm hbr hbs hbt hbu hcb hcc hce hcg hch hci hcl hcm hcr hcs hct he- heb hec hee heg heh hei hel hem her hes het heu hgb hgc hge hgg hgh hgi hgl hgm hgr hgs hgt hgu hhb hhc hhe hhg hhh hhi hhl hhm hhr hhs hht hhu hib hic hie hig hih hii hil him hir his hit hiu hlb hlc hle hlg hlh hli hll hlm hlr hls hlt hlu hmb hmc hme hmg hmh hmi hml hmm hmr hms hmt hmu hr- hrb hrc hre hrg hrh hri hrl hrm hrr hrs hrt hru hsb hsc hse hsg hsh hsi hsl hsm hsr hss hst hsu htb htc hte htg hth hti htl htm htr hts htt hub huc hue hug huh hui hul hum hur hus hut huu ibb ibc ibe ibg ibh ibi ibl ibm ibr ibs ibt ibu icb icc ice icg ich ici icl icm icr ics ict icu ie- iec iee ieg iei iel iem ier ies iet igb igc ige igg igh igi igl igm igr igs igt igu ihb ihc ihe ihg ihh ihi ihl ihm ihr ihs iht ihu iib iic iie iih iii iil iim iir iis iit iiu il- ilb ilc ile ilg ilh ili ill ilm ilr ils ilt ilu im- imb imc ime img imh imi iml imm ims imt imu ir- irb irc ire irg iri irl irm irr irs irt iru is- isb isc ise isg ish isi isl ism isr iss ist isu itb itc ite itg ith iti itl itm its itt itu iu- iub iuc iue iug iui ium iur ius iut lbb lbc lbe lbg lbh lbi lbl lbm lbr lbs lbt lbu lcb lcc lce lcg lch lci lcl lcm lcr lcs lct lcu leb lec lee leg leh lei lel lem ler les let leu lgb lgc lge lgg lgh lgi lgl lgm lgr lgs lgt lgu lhb lhc lhh lhi lhr lhs lht lhu lib lic lie lig lih lii lil lim lir lis lit liu llb llc lle llg lli lll llm llr lls llt llu lmb lmc lme lmg lmh lmi lml lmm lmr lms lmt lmu lrb lrc lrg lrh lri lrm lrr lrs lrt lru lsb lsc lse lsg lsh lsi lsl lsm lsr lss lst lsu ltb ltc lte ltg lth lti ltl ltm ltr lts ltt ltu lub luc lue lug luh lui lul lum lur lus lut luu m-r