-er -ic bbb bbc bbe bbh bbi bbo bbr bbs bcb bcc bce bch bci bco bcr bcs be- beb bec bee beh bei beo ber bes bhb bhc bhe bhh bhi bho bhr bhs bi- bib bic bie bih bii bio bir bis bob boc boe boh boi boo bor bos brb bre brh bri bro brr brs bsb bsc bse bsh bsi bso bsr bss c-- cbb cbc cbe cbh cbi cbo cbr cbs ccb ccc cce cch cci cco ccr ccs ce- ceb cec cee ceh cei ceo cer ces ch- chb chc che chh chi cho chr chs ci- cib cic cie cih cii cio cir cis co- cob coc coe coh coi coo cor cos crb crc cre crh cri cro crr crs csb csc cse csh csi cso csr css ebb ebc ebe ebh ebi ebo ebr ebs ec- ecb ecc ece ech eci eco ecr ecs eeb eec eee eeo eer ees ehb ehc ehe ehh ehi eho ehr ehs eib eic eie eii eio eir eis eo- eob eoc eoe eoh eoi eoo eor eos erb erc ere erh eri ero err ers es- esb esc ese esh esi eso esr ess h-i hbb hbc hbe hbh hbi hbo hbr hbs hcb hcc hce hch hci hco hcr hcs he- heb hec hee heh hei heo her hes hhb hhc hhe hhh hhi hho hhr hhs hib hic hie hih hii hio hir his hob hoc hoe hoh hoi hoo hor hos hr- hrb hrc hre hrh hri hro hrr hrs hsb hsc hse hsh hsi hsr hss ibb ibc ibe ibh ibi ibo ibr ibs icb icc ice ich ici ico icr ics ie- iec iee iei ier ies ihb ihc ihe ihh ihi iho ihr ihs iib iic iie iih iii iio iir iis io- iob ioc ioe ioh ioi ioo ior ios ir- irb irc ire iri iro irr irs is- isb isc ise ish isi iso isr iss o-i ob- obb obc obe obh obi obo obr obs oc- ocb occ och oci oco ocr ocs oeb oec oee oeh oei oeo oer oes ohc ohe ohh ohi oho ohr ohs oib oic oie oii oio oir ois oo- oob ooc ooh ooi ooo oor oos or- orb orc ore orh ori oro orr ors os- osb osc ose osh osi oso osr oss rbb rbc rbe rbh rbi rbo rbr rbs rcb rcc rce rch rci rco rcr rcs re- reb rec ree reh rei reo rer res rh- rhb rhc rhe rhh rhi rho rhr rhs rib ric rie rih rii rio rir ris rob roc roe roh roi roo ror ros rrb rrc rrh rri rrr rrs rsb rsc rse rsh rsi rso rsr rss sbb sbc sbe sbh sbi sbo sbr sbs scb scc sce sch sci sco scr scs se- seb sec see seh sei seo ser ses sh- shb shc she shh shi sho shr shs sib sic sie sih sii sio sir sis sob soc soe soh soi soo sor sos sr- srb src sre srh sri sro srr srs ss- ssb ssc sse ssh ssi sso ssr sss

-ose bbbb bbbs bbch bbci bbeb bbhs bbrc bcbc bcbs bccc bcci bccs bcec bcer bces bche bchs bcie bcis bcor bcos bcrs bcsc bcss bebb bebe bebi bebo bech beci becs beeb beer bees behr behs beic beir beis beo- beor beos berc bere beri bero berr bers bes- bese besh beso bess bhcc bher bhhs bhie bhir bhoi bhor bibb bibe bibi bibo bibs bicc bice bich bici bico bics bieb bier bies bihe bihi bihs biis bio- bioc bioi bios birb bire biri biro birr birs bis- bisc bise bish biso biss bobb bobe bobi bobo bobs boce boch boco bocs boec boee boeo boer boes boho bohr bohs boi- boie boii bois boob booc booe booh boor boos bor- bore borh bori boro borr bors bosc bose bosh bosi boso boss brcb brce breb brec bree brei breo brer bres brhs bric brie brih brio bris brob broc broe broh broo bror bros brrr brrs brsb brsr bsci bscs bseb bsec bsee bser bses bshs bsic bsos bssc bsse c-bo cbbc cbbs cbcc cbce cbcr cbcs cbec cbee cber cbhs cbir cbre cbrh cbsc cbse cbsi ccbc cccb cccc ccci cccs ccee cche cchr cchs ccic ccii ccir ccis ccob ccoc ccrc ccre ccri ccrs ccsi ccss cebs cec- cece ceci ceco cecs ceeb ceec cees cehs ceor ceos cer- cerc cere ceri cero cers cesc cese cesi cesr cess chce chch chci chcs cheb chec chee cheh cher ches chhs chib chic chie chih chir chis choc choh choi choo chor chos chrb chrc chro chrr chrs chsc chse chsh chsi chsr cibc cibe cibi cibo cicc cich cici cico cicr cics ciee cier cies cihr cihs ciii ciis ciob cior cios cirb circ cire cirh ciri ciro cirr cirs cis- cisc cise cish cisr ciss cobb cobe cobh cobi cobo cobs coce coch coco coes coho cohs coir cois coob cooh coos cor- corb corc core cori coro corr cors cosc cose cosh cosi coso coss crbc crcc crce crcr cre- creb crec cree creh crei creo cres crhs crib cric crie cris crob croc croe croh croo cror crss cscb cscc csce csch csci csco cscr cscs csec csee cseh cser cshs csib csio csir csis csob csor csos csrc csrs csse cssr ebbc ebbo ebbr ebbs ebcc eber ebes ebhs ebic ebis eboe eboo ebor ebos ebro ecbc ecbe eccb eccc ecce ecci ecco eces eche echo echs ecib ecis eco- ecos ecrc ecri ecrr ecsc ecse ecss eecs eeee eees eehs eeoc eerc eero eers eese eesi ehcc eheh eher ehhs ehis ehre eich eico eics eiec eiei eier eies eiho eire eirs eise eish eiso eiss eoes eoir eois eore eori erbb erbe ercc erce erch ereb erec erei erer eres erhc erhs eric erie erih erio eris erob eroc eroe eroi