-er -ic bbb bbc bbe bbi bbo bbr bbs bbx bcb bcc bce bci bco bcr bcs bcx be- beb bec bee bei beo ber bes bex bi- bib bic bie bii bio bir bis bix bob boc boe boi boo bor bos box brb bre bri bro brr brs brx bsb bsc bse bsi bso bsr bss bsx bxb bxi bxo bxx c-- cbb cbc cbe cbi cbo cbr cbs cbx ccb ccc cce cci cco ccr ccs ccx ce- ceb cec cee cei ceo cer ces cex ci- cib cic cie cii cio cir cis cix co- cob coc coe coi coo cor cos cox crb crc cre cri cro crr crs crx csb csc cse csi cso csr css csx cxc cxi cxo cxr cxs cxx ebb ebc ebe ebi ebo ebr ebs ebx ec- ecb ecc ece eci eco ecr ecs ecx eeb eec eee eeo eer ees eex eib eic eie eii eio eir eis eix eo- eob eoc eoe eoi eoo eor eos erb erc ere eri ero err ers es- esb esc ese esi eso esr ess esx ex- exc exe exi exo exr exs exx ibb ibc ibe ibi ibo ibr ibs ibx icb icc ice ici ico icr ics ie- iec iee iei ier ies iex iib iic iie iii iio iir iis iix io- iob ioc ioe ioi ioo ior ios ir- irb irc ire iri iro irr irs irx is- isb isc ise isi iso isr iss ixc ixe ixi o-i ob- obb obc obe obi obo obr obs obx oc- ocb occ oci oco ocr ocs ocx oeb oec oee oei oeo oer oes oex oib oic oie oii oio oir ois oo- oob ooc ooi ooo oor oos oox or- orb orc ore ori oro orr ors orx os- osb osc ose osi oso osr oss osx ox- oxb oxc oxi oxo oxx rbb rbc rbe rbi rbo rbr rbs rbx rcb rcc rce rci rco rcr rcs rcx re- reb rec ree rei reo rer res rex rib ric rie rii rio rir ris rix rob roc roe roi roo ror ros rox rrb rrc rri rrr rrs rsb rsc rse rsi rso rsr rss rsx rxr rxs sbb sbc sbe sbi sbo sbr sbs sbx scb scc sce sci sco scr scs scx se- seb sec see sei seo ser ses sex sib sic sie sii sio sir sis six sob soc soe soi soo sor sos sox sr- srb src sre sri sro srr srs srx ss- ssb ssc sse ssi sso ssr sss ssx sxc sxi sxs xbc xbe xbr xbx xcb xci xcr xcx xee xer xes xex xic xie xii xio xis xix xoc xoi xoo xor xos xox xrc xrx xsb xsc xsi xss xxi xxo xxx

-ose bbbb bbbs bbci bbeb bbox bbrc bcbc bcbs bccc bcci bccs bcec bcer bces bcie bcis bcor bcos bcrs bcsc bcss bebb bebe bebi bebo beci becs beeb beer bees beic beir beis beo- beor beos berc bere beri bero berr bers bes- bese beso bess bibb bibe bibi bibo bibs bicc bice bici bico bics bieb bier bies biis bio- bioc bioi bios biox birb bire biri biro birr birs birx bis- bisc bise biso biss bixi bobb bobe bobi bobo bobs boce boco bocs boec boee boeo boer boes boi- boie boii bois boob booc booe boor boos boox bor- bore bori boro borr bors bosc bose bosi boso boss brcb brce breb brec bree brei breo brer bres brex bric brie brio bris brix brob broc broe broo bror bros brox brrr brrs brsb brsr bsci bscs bseb bsec bsee bser bses bsic bsix bsos bssc bsse c-bo cbbc cbbs cbcc cbce cbcr cbcs cbec cbee cber cbir cbox cbre cbsc cbse cbsi ccbc cccb cccc ccci cccs ccee ccic ccii ccir ccis ccix ccob ccoc ccrc ccre ccri ccrs ccsi ccss ccxi cebs cec- cece ceci ceco cecs ceeb ceec cees ceor ceos cer- cerc cere ceri cero cers cesc cese cesi cesr cess cexe cibc cibe cibi cibo cicc cici cico cicr cics ciee cier cies ciii ciis ciob cior cios cirb circ cire ciri ciro cirr cirs cis- cisc cise cisr ciss cixi cobb cobe cobi cobo cobs coce coco coes coex coir cois coix coob coos cor- corb corc core cori coro corr cors cosc cose cosi coso coss coxe crbc crcc crce crcr cre- creb crec cree crei creo cres crex crib cric crie cris crob croc croe croo cror crss cscb cscc csce csci csco cscr cscs csec csee cser csib csio csir csis csix csob csor csos csox csrc csrs csse cssr cxii cxix cxro cxxi cxxx ebbc ebbo ebbr ebbs ebcc eber ebes ebic ebis ebix eboe eboo ebor ebos ebox ebro ecbc ecbe eccb eccc ecce ecci ecco eces ecib ecis eco- ecos ecrc ecri ecrr ecsc ecse ecss eecs eeee eees eeoc eerc eero eers eese eesi eico eics eiec eiei eier eies eire eirs eise eiso eiss eoes eoir eois eore eori er-x erbb erbe ercc erce ereb erec erei erer eres eric erie erio eris erob eroc eroe eroi eroo eros errc erre erro errs erse ersi erso esbo esbs escb esce esci esco escr escs esee eseo eser eses esie esis eso- esos esox esri esse essi esso exco exec exer exes exis exo- exor exos exrx i-be ibcs ibec ibes ibex ibie ibis ibos ibox ibrc ibri ibro ibss icbc icbs iccb iccc icci icco iccr iccs icec icee icer ices icex icis icoc icor icos icrc icre icrr icrs icsb icsc icse icsi icsr icss iecc ieie ieio iere ieri iers iesc iesi ieso iesr iies iiie iiii iiio iiis iioi iioo iios iirc iirs iisc iisi iisr iobi ioci ioee ioii ioio iooi iooo ioos iore iori iors ioso irbe ircc ircs ircx iree irer ires irex iri- iric irie irio iris irix irob iroc irrc irre irri irrs irse isbe isbx iscc