-er -ic b-u bbb bbc bbe bbg bbh bbi bbr bbu bcb bcc bce bcg bch bci bcr bcu be- beb bec bee beg beh bei ber beu bgb bgc bge bgg bgh bgi bgr bgu bhb bhc bhe bhg bhh bhi bhr bhu bi- bib bic bie big bih bii bir biu brb bre brg brh bri brr bru bub buc bue bug buh bui bur buu c-- cbb cbc cbe cbg cbh cbi cbr cbu ccb ccc cce ccg cch cci ccr ccu ce- ceb cec cee ceg ceh cei cer ceu cgb cgc cge cgg cgh cgi cgr cgu ch- chb chc che chg chh chi chr chu ci- cib cic cie cig cih cii cir ciu crb crc cre crg crh cri crr cru cub cuc cue cug cuh cui cur cuu ebb ebc ebe ebg ebh ebi ebr ebu ec- ecb ecc ece ecg ech eci ecr ecu eeb eec eee eeg eer egb egc ege egg egh egi egr egu ehb ehc ehe ehg ehh ehi ehr ehu eib eic eie eig eii eir eiu erb erc ere erg erh eri err eru eu- eub euc eue eug eui eur gbc gbe gbg gbh gbi gbr gbu gcb gcc gce gcg gch gci gcr gcu ge- geb gec gee geg geh gei ger geu ggb ggc ggg ggh ggi ggr ggu ghb ghc ghe ghg ghh ghi ghr gib gic gie gig gih gii gir giu grb grc gre grg grh gri grr gru gu- gub guc gue gug gui gur guu h-i hbb hbc hbe hbg hbh hbi hbr hbu hcb hcc hce hcg hch hci hcr he- heb hec hee heg heh hei her heu hgb hgc hge hgg hgh hgi hgr hgu hhb hhc hhe hhg hhh hhi hhr hhu hib hic hie hig hih hii hir hiu hr- hrb hrc hre hrg hrh hri hrr hru hub huc hue hug huh hui hur huu ibb ibc ibe ibg ibh ibi ibr ibu icb icc ice icg ich ici icr icu ie- iec iee ieg iei ier igb igc ige igg igh igi igr igu ihb ihc ihe ihg ihh ihi ihr ihu iib iic iie iih iii iir iiu ir- irb irc ire irg iri irr iru iu- iub iuc iue iug iui iur rbb rbc rbe rbg rbh rbi rbr rbu rcb rcc rce rcg rch rci rcr rcu re- reb rec ree reg reh rei rer reu rgb rgc rge rgg rgh rgi rgr rh- rhb rhc rhe rhg rhh rhi rhr rhu rib ric rie rig rih rii rir rrb rrc rrg rrh rri rrr rru rub ruc rue rug ruh rui rur ruu ubb ubc ube ubg ubh ubi ubr ubu ucb ucc uce ucg uch uci ucr ucu ueb uec uee ueg ueh uei uer ugb ugc uge ugg ugh ugi ugr ugu uhb uhc uhe uhh uhi uhr uhu uib uic uie uig uii uir uiu ur- urb urc ure urg uri urr uru uuc uue uug uur uuu

bbbb bbch bbci bbeb bbrc bbrg bcbc bcbg bccc bcci bcec bcer bche bcie bcru bcuc bebb bebe bebi bech beci becu beeb beeg beer begg begi begu behr beic beir berc bere berg beri berr beru beur bhcc bher bhie bhir bhur bhuu bibb bibe bibi bicc bice bicg bich bici bieb bier bieu bigb bigc bige bigg bigu bihe bihi bihu birb bire birg biri birr biru brcb brce breb brec bree breg brei brer bric brie brig brih brrr bruc brue brug bruh bubb bube bubi bubu bucc buce buch buci bucu buer bueu buge bugg bugh bugi buhe buhi buhr buic buie buir buiu bur- burb bure burg burh buri burr buru cbbc cbcc cbce cbcr cbcu cbec cbee cber cbgb cbir cbre cbrh ccbc cccb cccc ccci cccu ccee ccgc cche cchr ccic ccii ccir ccrc ccre ccrg ccri ccuc cebu cec- cece ceci ceeb ceec cege cer- cerc cere ceri ceui cgcc cgcg cger chce chch chci cheb chec chee cheh cher cheu chgb chge chib chic chie chig chih chir chiu chrb chrc chrr chub chug chui chur cibc cibe cibi cicc cich cici cicr cicu ciee cier cigi cigu cihr ciii cirb circ cire cirh ciri cirr ciuc crbc crbu crcc crce crcr cre- creb crec cree creg creh crei creu crib cric crie crig criu crub crue crug cub- cubb cube cubi cucc cuce cuci cuer cui- cuir curb cure curi curr ebbc ebbr ebcc eber ebic ebru ebur ecbc ecbe eccb eccc ecce ecci eche ecib ecig ecrc ecri ecrr ecru eeee eerc eerg egbe egbu egcc egcg egcr egec egee eger eggb egge eggh eggi eghe eghh egir egre egri ehcc eheh eher eheu ehre eich eiec eiei eier eige eigg eigh eire erbb erbe ercc erce erch ereb erec erei erer erg- ergg ergh ergi erhc erhu eric erie erih eriu errc erre erub eruc eruh erur eubc eubi euch euer euge eugh eur- eurc eure gc-c gcbc gccc gcic gcii gcrg gebe gebi gece geer gege gegg gehu geic geie geig geir gerb gere geri geru geue gggg gghg ghee gheg ghib ghug gibb gibe gibh gicr gier gige gigg gigi gihe gire girg giri girr giru giue giur grbr grcc grce greb grec gree greg greu grib gric grie grig grrr grub grue grug grui grur gubb gubi gubu guch guci guer gugb guge gugg gugh gugi gugu guhe guhr guib gurb gure gurg gurh guri gurr guru h-ii hbic hcbc hccb hccc hcch hcgh hchi hebb hebe hebi hebr hech heeb heeg heer hege hegg hegh hegi hehe heic heie heih heir herb herc here herg heri herr heru heue heug heui heur hggc hhgg hhhh hi-c hibi hibu hicc hice hich hiei hier hieu hige high higi hihc hihe hihi hiie hiiu hire hiri hiru hree hrib hrrc hubb hube hubi huch hucu huer huge hugg hugh hugi huhi huhu huib huie huir hure huri hurr huru huub i-be