-er -ic -th b-u bbb bbc bbe bbh bbi bbo bbr bbt bbu bcb bcc bce bch bci bco bcr bct bcu be- beb bec bee beh bei beo ber bet beu bhb bhc bhe bhh bhi bho bhr bht bhu bi- bib bic bie bih bii bio bir bit biu bob boc boe boh boi boo bor bot bou brb bre brh bri bro brr brt bru btb btc bte bth bti bto btr btt btu bub buc bue buh bui buo bur but buu c-- cbb cbc cbe cbh cbi cbo cbr cbt cbu ccb ccc cce cch cci cco ccr cct ccu ce- ceb cec cee ceh cei ceo cer cet ceu ch- chb chc che chh chi cho chr cht chu ci- cib cic cie cih cii cio cir cit ciu co- cob coc coe coh coi coo cor cot cou crb crc cre crh cri cro crr crt cru ctb ctc cte cth cti cto ctr ctt ctu cub cuc cue cuh cui cuo cur cut cuu ebb ebc ebe ebh ebi ebo ebr ebt ebu ec- ecb ecc ece ech eci eco ecr ect ecu eeb eec eee eeo eer eet ehb ehc ehe ehh ehi eho ehr eht ehu eib eic eie eii eio eir eit eiu eo- eob eoc eoe eoh eoi eoo eor eot eou erb erc ere erh eri ero err ert eru etb etc ete eth eti eto etr ett etu eu- eub euc eue eui eur eut h-i hbb hbc hbe hbh hbi hbo hbr hbt hbu hcb hcc hce hch hci hco hcr hct he- heb hec hee heh hei heo her het heu hhb hhc hhe hhh hhi hho hhr hht hhu hib hic hie hih hii hio hir hit hiu hob hoc hoe hoh hoi hoo hor hot hou hr- hrb hrc hre hrh hri hro hrr hrt hru htb htc hte hth hti hto htr htt hub huc hue huh hui huo hur hut huu ibb ibc ibe ibh ibi ibo ibr ibt ibu icb icc ice ich ici ico icr ict icu ie- iec iee iei ier iet ihb ihc ihe ihh ihi iho ihr iht ihu iib iic iie iih iii iio iir iit iiu io- iob ioc ioe ioh ioi ioo ior iot iou ir- irb irc ire iri iro irr irt iru itb itc ite ith iti ito itt itu iu- iub iuc iue iui iur iut o-i ob- obb obc obe obh obi obo obr obt obu oc- ocb occ och oci oco ocr oct ocu oeb oec oee oeh oei oeo oer oet ohc ohe ohh ohi oho ohr oht ohu oib oic oie oii oio oir oit oiu oo- oob ooc ooh ooi ooo oor oot or- orb orc ore orh ori oro orr ort oru ot- otb otc ote oth oti oto otr ott otu ou- ouc oue ouh oui ouo our out rbb rbc rbe rbh rbi rbo rbr rbt rbu rcb rcc rce rch rci rco rcr rct rcu re- reb rec ree reh rei reo rer ret reu rh- rhb rhc rhe rhh rhi rho rhr rht rhu rib ric rie rih rii rio rir rit rob roc roe roh roi roo ror rot rou rrb rrc rrh rri rrr rrt rru rtb rtc rte rti rto rtr rtt rtu rub ruc rue ruh rui ruo rur rut ruu tbb tbc tbe tbh tbi tbo tbr tbt tbu tcb tcc tce tch tci tco tcr tct tcu te- teb tec tee teh tei teo ter tet teu th- thb thc the thh thi tho thr tht thu tib tic tie tih tii tio tir tit tiu to- tob toc toe toh toi too tor tot tou trb trc tre trh tri tro trr trt tru ttb ttc tte tth tti tto ttr ttt ttu tub tuc tue tuh tui tuo tur tut tuu ubb ubc ube ubh ubi ubo ubr ubt ubu ucb ucc uce uch uci uco ucr uct ucu ueb uec uee ueh uei uer uet uhb uhc uhe uhh uhi uho uhr uht uhu uib uic uie uii uio uir uit uiu uob uoc uoe uoo uor uot ur- urb urc ure uri uro urr urt uru utb utc ute uth uti uto utr utt utu uuc uue uur uut uuu

-hou bbbb bbch bbci bbeb bbet bbrc bcbc bccc bcci bcec bcer bcet bche bcie bcit bcor bcru bctc bcuc bebb bebe bebi bebo bech beci becu beeb beer beet behr beic beir beit beo- beor beot berc bere beri bero berr bert beru betc bete beth beti beto bett betu beur bhcc bher bhet bhie bhir bhit bhoi bhor bhot bhrt bhur bhut bhuu bibb bibe bibi bibo bicc bice bich bici bico bieb bier biet bieu bihe bihi bihu bio- bioc bioi biot biou birb bire biri biro birr birt biru bitc bite bith bito bitt bitu bobb bobe bobi bobo bobu boce boch boco bocu boec boee boeo boer boet boho bohr boht bohu boi- boie boii boit boiu boob booc booe booh boor boot bor- bore borh bori boro borr bort boru botb bote both boti boto bott boue bouh bour bout brcb brce breb brec bree brei breo brer bret bric brie brih brio brit brob broc broe broh broo bror brot brou brrr brtc bruc brue bruh brut btcc btec btie btob btor btrc btrt bttb bubb bube bubi bubo bubu bucc buce buch buci buco bucu buer bueu buhe buhi buho buhr buic buie buir buit buiu bur- burb bure burh buri buro burr burt buru but- bute buti buto butt c-bo cbbc cbcc cbce cbcr cbct cbcu cbec cbee cber cbet cbir cbit cbot cbre cbrh cbrt cbtc ccbc cccb cccc ccci cccu ccee cche cchr ccic ccii ccir ccob ccoc ccrc ccre ccri ccrt cctb cctc cctt ccuc ccut cebu cec- cece ceci ceco cect ceeb ceec ceor ceou cer- cerc cere ceri cero cert cet- cete ceti ceto ceui