-er -th b-u bbb bbc bbe bbg bbh bbo bbr bbt bbu bcb bcc bce bcg bch bco bcr bct bcu be- beb bec bee beg beh beo ber bet beu bgb bgc bge bgg bgh bgo bgr bgt bgu bhb bhc bhe bhg bhh bho bhr bht bhu bob boc boe bog boh boo bor bot bou brb bre brg brh bro brr brt bru btb btc bte btg bth bto btr btt btu bub buc bue bug buh buo bur but buu c-- cbb cbc cbe cbg cbh cbo cbr cbt cbu ccb ccc cce ccg cch cco ccr cct ccu ce- ceb cec cee ceg ceh ceo cer cet ceu cgb cgc cge cgg cgh cgo cgr cgt cgu ch- chb chc che chg chh cho chr cht chu co- cob coc coe cog coh coo cor cot cou crb crc cre crg crh cro crr crt cru ctb ctc cte ctg cth cto ctr ctt ctu cub cuc cue cug cuh cuo cur cut cuu ebb ebc ebe ebg ebh ebo ebr ebt ebu ec- ecb ecc ece ecg ech eco ecr ect ecu eeb eec eee eeg eeo eer eet egb egc ege egg egh ego egr egt egu ehb ehc ehe ehg ehh eho ehr eht ehu eo- eob eoc eoe eog eoh eoo eor eot eou erb erc ere erg erh ero err ert eru etb etc ete etg eth eto etr ett etu eu- eub euc eue eug eur eut gbc gbe gbg gbh gbo gbr gbt gbu gcb gcc gce gcg gch gco gcr gct gcu ge- geb gec gee geg geh geo ger get geu ggb ggc ggg ggh ggo ggr ggt ggu ghb ghc ghe ghg ghh gho ghr ght gob goc goe gog goh goo gor got gou grb grc gre grg grh gro grr grt gru gtb gtc gte gtg gth gto gtr gtt gtu gu- gub guc gue gug guo gur gut guu hbb hbc hbe hbg hbh hbo hbr hbt hbu hcb hcc hce hcg hch hco hcr hct he- heb hec hee heg heh heo her het heu hgb hgc hge hgg hgh hgo hgr hgt hgu hhb hhc hhe hhg hhh hho hhr hht hhu hob hoc hoe hog hoh hoo hor hot hou hr- hrb hrc hre hrg hrh hro hrr hrt hru htb htc hte htg hth hto htr htt hub huc hue hug huh huo hur hut huu ob- obb obc obe obg obh obo obr obt obu oc- ocb occ ocg och oco ocr oct ocu oeb oec oee oeg oeh oeo oer oet ogc oge ogg ogh ogo ogt ohc ohe ohg ohh oho ohr oht ohu oo- oob ooc oog ooh ooo oor oot or- orb orc ore org orh oro orr ort oru ot- otb otc ote otg oth oto otr ott otu ou- ouc oue ouh ouo our out rbb rbc rbe rbg rbh rbo rbr rbt rbu rcb rcc rce rcg rch rco rcr rct rcu re- reb rec ree reg reh reo rer ret reu rgb rgc rge rgg rgh rgo rgr rgt rh- rhb rhc rhe rhg rhh rho rhr rht rhu rob roc roe rog roh roo ror rot rou rrb rrc rrg rrh rrr rrt rru rtb rtc rte rtg rto rtr rtt rtu rub ruc rue rug ruh ruo rur rut ruu tbb tbc tbe tbg tbh tbo tbr tbt tbu tcb tcc tce tcg tch tco tcr tct tcu te- teb tec tee teg teh teo ter tet teu tgb tgc tge tgg tgh tgo tgr tgt tgu th- thb thc the thg thh tho thr tht thu to- tob toc toe tog toh too tor tot tou trb trc tre trg trh tro trr trt tru ttb ttc tte ttg tth tto ttr ttt ttu tub tuc tue tug tuh tuo tur tut tuu ubb ubc ube ubg ubh ubo ubr ubt ubu ucb ucc uce ucg uch uco ucr uct ucu ueb uec uee ueg ueh uer uet ugb ugc uge ugg ugh ugo ugr ugt ugu uhb uhc uhe uhh uho uhr uht uhu uob uoc uoe uog uoo uor uot ur- urb urc ure urg uro urr urt uru utb utc ute uth uto utr utt utu uuc uue uug uur uut uuu

-hou bbbb bbch bbeb bbet bbrc bbrg bcbc bcbg bccc bcec bcer bcet bche bcor bcru bctc bcuc bebb bebe bebo bech becu beeb beeg beer beet begg bego begu behr beo- beor beot berc bere berg bero berr bert beru betc bete beth beto bett betu beur bght bhcc bher bhet bhog bhor bhot bhrt bhur bhut bhuu bobb bobe bobo bobu boce boch boco bocu boec boee boeo boer boet boge bogg bogh bogo bogt boho bohr boht bohu boob booc booe boog booh boor boot bor- bore borg borh boro borr bort boru botb bote both boto bott boue bouh bour bout brcb brce breb brec bree breg breo brer bret brob broc broe brog broh broo bror brot brou brrr brtc bruc brue brug bruh brut btcc btec btob btor btrc btrt bttb bubb bube bubo bubu bucc buce buch buco bucu buer bueu buge bugg bugh bugo buhe buho buhr bur- burb bure burg burh buro burr burt buru but- bute buto butt c-bo cbbc cbcc cbce cbcr cbct cbcu cbec cbee cber cbet cbgb cbot cbre cbrh cbrt cbtc ccbc cccb cccc cccu ccee ccgc ccgt cche cchr ccob ccoc ccrc ccre ccrg ccrt cctb cctc cctt ccuc ccut cebu cec- cece ceco cect ceeb ceec cege cego ceor ceou cer- cerc cere cero cert cet- cete ceto cgcc cgcg cger cgro cgtu chce chch cheb chec chee cheh cher chet cheu chgb chge choc choh choo chor chou chrb chrc chro chrr chrt chto chtr chtt chub chug chur chut cobb cobe cobh cobo cobu coce coch coco coct cocu cogh cogo coho coob cooh coot cor- corb corc core corg coro corr cort