-er -up b-p b-u bbb bbc bbd bbe bbo bbp bbr bbs bbu bcb bcc bcd bce bco bcp bcr bcs bcu bdb bdc bdd bde bdo bdp bdr bds bdu be- beb bec bed bee beo bep ber bes beu bob boc bod boe boo bop bor bos bou bpb bpc bpd bpe bpo bpp bpr bps bpu brb brd bre bro brp brr brs bru bsb bsc bsd bse bso bsp bsr bss bsu bub buc bud bue buo bup bur bus buu c-- cbb cbc cbd cbe cbo cbp cbr cbs cbu ccb ccc ccd cce cco ccp ccr ccs ccu cdb cdc cdd cde cdo cdp cdr cds cdu ce- ceb cec ced cee ceo cep cer ces ceu co- cob coc cod coe coo cop cor cos cou cpb cpc cpd cpe cpo cpp cpr cps cpu crb crc crd cre cro crp crr crs cru csb csc csd cse cso csp csr css csu cub cuc cud cue cuo cup cur cus cuu dbb dbc dbd dbe dbo dbp dbr dbs dbu dcb dcc dcd dce dco dcp dcr dcs dcu ddb ddc ddd dde ddo ddp ddr dds ddu de- deb dec ded dee deo dep der des deu dob doc dod doe doo dop dor dos dou dpb dpc dpd dpe dpo dpp dpr dps dpu drb drc drd dre dro drp drr drs dru dsb dsc dsd dse dso dsp dsr dss dsu dub duc dud due duo dup dur dus ebb ebc ebd ebe ebo ebp ebr ebs ebu ec- ecb ecc ecd ece eco ecr ecs ecu ed- edb edc edd ede edo edp edr eds edu eeb eec eed eee eeo eep eer ees eo- eob eoc eod eoe eoo eop eor eos eou ep- epb epc epd epe epo epp epr eps epu erb erc erd ere ero erp err ers eru es- esb esc esd ese eso esp esr ess esu eu- eub euc eud eue eup eur eus ob- obb obc obd obe obo obp obr obs obu oc- ocb occ ocd oco ocp ocr ocs ocu odb odc odd ode odo odp odr ods odu oeb oec oed oee oeo oep oer oes oo- oob ooc ood ooo oop oor oos op- opb opc opd ope opo opp opr ops or- orb orc ord ore oro orp orr ors oru os- osb osc osd ose oso osp osr oss osu ou- ouc oud oue ouo oup our ous p-p pbb pbc pbd pbe pbo pbp pbr pbs pbu pcb pcc pcd pce pco pcp pcr pcs pcu pdb pdc pdd pde pdo pdp pdr pds pdu peb pec ped pee peo pep per pes peu pob poc pod poe poo pop por pos pou ppb ppc ppd ppe ppo ppp ppr pps ppu prb prc prd pre pro prp prr prs pru ps- psb psc psd pse pso psp psr pss psu pub puc pud pue pup pur pus puu rbb rbc rbd rbe rbo rbp rbr rbs rbu rcb rcc rcd rce rco rcp rcr rcs rcu rdb rdc rdd rde rdo rdp rdr rds rdu re- reb rec red ree reo rep rer res reu rob roc rod roe roo rop ror ros rou rpb rpc rpd rpe rpo rpp rpr rps rpu rrb rrc rrd rrp rrr rrs rru rsb rsc rsd rse rso rsp rsr rss rsu rub ruc rud rue ruo rup rur rus ruu sbb sbc sbd sbe sbo sbp sbr sbs sbu scb scc scd sce sco scp scr scs scu sdb sdc sdd sde sdo sdp sdr sds sdu se- seb sec sed see seo sep ser ses seu sob soc sod soe soo sop sor sos sou spb spc spd spe spo spp spr sps spu sr- srb src srd sre sro srp srr srs ss- ssb ssc ssd sse sso ssp ssr sss ssu sub suc sud sue suo sup sur sus suu ubb ubc ube ubo ubp ubr ubs ubu ucb ucc ucd uce uco ucp ucr ucs ucu udb udc udd ude udo udp udr uds udu ueb uec ued uee uep uer ues uob uoc uod uoe uoo uop uor uos up- upb upc upd upe upo upp upr ups upu ur- urb urc urd ure uro urp urr urs uru usb usc usd use uso usp usr uss usu uuc uue uur uus uuu

-ose -ous bbbb bbbs bbdd bbdo bbeb bbpr bbrc bcbc bcbp bcbs bccc bccs bcde bcds bcec bcer bces bcor bcos bcpp bcps bcrs bcru bcsc bcss bcuc bcup bd-r bdbc bddc bdes bdos bdpc bdsd bebb bebe bebo becs becu bede bedo beds bedu beeb beed beep beer bees beo- beod beor beos bepo berc berd bere bero berr bers beru bes- bese beso bess beur bobb bobe bobo bobs bobu boce boco bocs bocu bodb bode bodo bods bodu boec boee boeo boep boer boes boob booc bood booe boop boor boos bope bopp bops bor- bord bore boro borr bors boru bosc bose boso boss bosu boud boue boup bour bous bpcp bpoe bprc bprd bpsu brcb brce brdo brds breb brec bred bree breo brep brer bres brob broc brod broe broo bror bros brou brrr brrs brsb brsr bruc brud brue brup brus bsbd bscp bscs bseb bsec bsed bsee bser bses bsod bsos bspp bspr bsrd bssc bssd bsse bsup bubb bube bubo bubs bubu bucc buce buco bucs bucu budb budd bude budo buds budu buer bueu bupc bups bur- burb burd bure buro burp burr burs buru busc buse buss busu buus c-bo c-cd cbbc cbbs cbcc cbce cbcp cbcr cbcs cbcu cbdb cbdc cbdo cbds cbec cbee cber cbpc cbpp cbrd cbre cbsc cbse cbus ccbc cccb cccc cccp cccs cccu ccdc ccdp ccdr ccds cced ccee ccob ccoc ccod ccpe ccpp ccpr ccps ccrc ccre ccrp ccrs ccsd ccsp ccss ccuc ccup ccus cd-e cd-r cdcs cddb cddr cdec cder cdes cdos cdps cdre cdrs cdss