-er b-u bbb bbc bbe bbo bbr bbs bbu bbx bcb bcc bce bco bcr bcs bcu bcx be- beb bec bee beo ber bes beu bex bob boc boe boo bor bos bou box brb bre bro brr brs bru brx bsb bsc bse bso bsr bss bsu bsx bub buc bue buo bur bus buu bux bxb bxo bxx c-- cbb cbc cbe cbo cbr cbs cbu cbx ccb ccc cce cco ccr ccs ccu ccx ce- ceb cec cee ceo cer ces ceu cex co- cob coc coe coo cor cos cou cox crb crc cre cro crr crs cru crx csb csc cse cso csr css csu csx cub cuc cue cuo cur cus cuu cxc cxo cxr cxs cxx ebb ebc ebe ebo ebr ebs ebu ebx ec- ecb ecc ece eco ecr ecs ecu ecx eeb eec eee eeo eer ees eex eo- eob eoc eoe eoo eor eos eou erb erc ere ero err ers eru es- esb esc ese eso esr ess esu esx eu- eub euc eue eur eus eux ex- exc exe exo exr exs exu exx ob- obb obc obe obo obr obs obu obx oc- ocb occ oco ocr ocs ocu ocx oeb oec oee oeo oer oes oex oo- oob ooc ooo oor oos oox or- orb orc ore oro orr ors oru orx os- osb osc ose oso osr oss osu osx ou- ouc oue ouo our ous ox- oxb oxc oxo oxx rbb rbc rbe rbo rbr rbs rbu rbx rcb rcc rce rco rcr rcs rcu rcx re- reb rec ree reo rer res reu rex rob roc roe roo ror ros rou rox rrb rrc rrr rrs rru rsb rsc rse rso rsr rss rsu rsx rub ruc rue ruo rur rus ruu rux rxr rxs sbb sbc sbe sbo sbr sbs sbu sbx scb scc sce sco scr scs scu scx se- seb sec see seo ser ses seu sex sob soc soe soo sor sos sou sox sr- srb src sre sro srr srs srx ss- ssb ssc sse sso ssr sss ssu ssx sub suc sue suo sur sus suu sux sxc sxs sxu ubb ubc ube ubo ubr ubs ubu ubx ucb ucc uce uco ucr ucs ucu ueb uec uee uer ues uob uoc uoe uoo uor uos uox ur- urb urc ure uro urr urs uru urx usb usc use uso usr uss usu usx uuc uue uur uus uuu uxb uxc uxo uxr uxu xbc xbe xbr xbx xcb xcr xcx xee xer xes xeu xex xoc xoo xor xos xox xrc xrx xsb xsc xss xue xus xxo xxx

-ose -ous bbbb bbbs bbeb bbox bbrc bcbc bcbs bccc bccs bcec bcer bces bcor bcos bcrs bcru bcsc bcss bcuc bebb bebe bebo becs becu beeb beer bees beo- beor beos berc bere bero berr bers beru bes- bese beso bess beur beux bobb bobe bobo bobs bobu boce boco bocs bocu boec boee boeo boer boes boob booc booe boor boos boox bor- bore boro borr bors boru bosc bose boso boss bosu boue bour bous brcb brce breb brec bree breo brer bres brex brob broc broe broo bror bros brou brox brrr brrs brsb brsr bruc brue brus brux bscs bseb bsec bsee bser bses bsos bssc bsse bubb bube bubo bubs bubu bucc buce buco bucs bucu buer bueu bur- burb bure buro burr burs buru busc buse buss busu busx buus c-bo cbbc cbbs cbcc cbce cbcr cbcs cbcu cbec cbee cber cbox cbre cbsc cbse cbus cbux ccbc cccb cccc cccs cccu ccee ccob ccoc ccrc ccre ccrs ccss ccuc ccus cebs cebu cec- cece ceco cecs ceeb ceec cees ceor ceos ceou cer- cerc cere cero cers cesc cese cesr cess ceux cexe cobb cobe cobo cobs cobu coce coco cocu coes coex coob coos cor- corb corc core coro corr cors cosc cose coso coss coub coue cour cous coux coxe crbc crbu crcc crce crcr cre- creb crec cree creo cres creu crex crob croc croe croo cror crss crub crue crus crux cscb cscc csce csco cscr cscs csec csee cser csob csor csos csox csrc csrs csse cssr csur csus cub- cubb cube cubs cucc cuce cuer cues curb cure curo curr curs cusb cuso cuss cusu cxro cxxx ebbc ebbo ebbr ebbs ebcc eber ebes eboe eboo ebor ebos ebox ebro ebru ebur ebus ecbc ecbe eccb eccc ecce ecco eces eco- ecos ecou ecrc ecrr ecru ecsc ecse ecss ecsu ecus eecs eeee eees eeoc eerc eero eers eese eoes eore eous eoux er-x erbb erbe ercc erce ereb erec erer eres erob eroc eroe eroo eros errc erre erro errs erse erso erub eruc erur erus esbo esbs escb esce esco escr escs escu esee eseo eser eses eso- esos esox esse esso essu esus eubc euer euos eur- eurc eure euro euse exco exec exer exes exo- exor exos exrx o-eo obbo obec ober obes obex oboe obor obos obox obre obro obsr obss obus ocbc occc oce ocee ocos ocre ocro ocrr ocrs ocur oec- oecc oeec oere oers oese oobe oocr ooer ooes oooo ooos oore oose oous orbb orbe orbo orbs orbu orce orco orcs ore- oreb orec oreo orer ores orex oro- oroe oror oros orro orrs orse orso orsu orub orus osbe oscc osce osco osec osee oser oses osoo osor osos osro ossb osse osso ossu oubs oucc ouer our- oure ouro ours ouse ouu- oxer oxes oxo- oxos oxox oxus oxxo rbbb rbbr rbbs rbss rcbc rcbo rccb rccc rccs rcos rcsc rcss rebb rebe rebo rebs rebu recc rece recr recs recu reeb rees reos reou rere rero rers reru rese reso ress reue reus reuu reux rexx rob- robb robe robo robs robu rocc roce roco rocs roer roes roob roor roos roox rorc rore roro roru rosc rose roso ross roub roue rous roux roxo rrrr rscc rscs rsee rsos