-er -ic bbb bbc bbe bbi bbk bbn bbr bbs bcb bcc bce bci bck bcn bcr bcs be- beb bec bee bei bek ben ber bes bi- bib bic bie bii bik bin bir bis bkb bkc bke bkk bkn bkr bks bnb bnc bne bni bnk bnn bnr bns brb bre bri brk brn brr brs bsb bsc bse bsi bsk bsn bsr bss c-- cbb cbc cbe cbi cbk cbn cbr cbs ccb ccc cce cci cck ccn ccr ccs ce- ceb cec cee cei cek cen cer ces ci- cib cic cie cii cik cin cir cis ckb ckc cki cks cn- cnb cnc cne cni cnn cnr cns crb crc cre cri crk crn crr crs csb csc cse csi csk csn csr css ebb ebc ebe ebi ebk ebn ebr ebs ec- ecb ecc ece eci eck ecn ecr ecs eeb eec eee eek een eer ees eib eic eie eii eik ein eir eis ekb ekc eke eki ekr eks en- enb enc ene eni enk enn enr ens erb erc ere eri erk ern err ers es- esb esc ese esi esk esn esr ess ibb ibc ibe ibi ibk ibn ibr ibs icb icc ice ici ick icn icr ics ie- iec iee iei iek ien ier ies iib iic iie iii iin iir iis ikb ikc ike iki ikk ikr iks in- inb inc ine ini ink inn inr ins ir- irb irc ire iri irk irn irr irs is- isb isc ise isi isk isn isr iss kbb kbc kbe kbi kbk kbn kbr kbs kcb kcc kce kci kck kcn kcr kcs ke- keb kec kee kei kek ken ker kes kib kic kie kii kik kin kir kis kkb kkc kke kki kkk kkn kkr kks kn- knc kne kni knk knn knr krc kri krk krn krr krs ksb ksc kse ksi ksk ksn ksr kss n-i nbb nbc nbe nbi nbk nbn nbr nbs ncb ncc nce nci nck ncn ncr ncs ne- neb nec nee nei nek nen ner nes nib nic nie nii nik nin nir nis nkc nke nki nkk nkn nkr nks nnb nnc nne nni nnk nnn nns nrb nrc nre nri nrk nrn nrr nrs nsb nsc nse nsi nsk nsn nsr nss rbb rbc rbe rbi rbk rbn rbr rbs rcb rcc rce rci rcn rcr rcs re- reb rec ree rei rek ren rer res rib ric rie rii rik rin rir ris rkb rkc rke rkk rks rnb rnc rni rnn rnr rns rrb rrc rri rrk rrn rrr rrs rsb rsc rse rsi rsk rsn rsr rss sbb sbc sbe sbi sbk sbn sbr sbs scb scc sce sci sck scn scr scs se- seb sec see sei sek sen ser ses sib sic sie sii sik sin sir sis sk- skb skc ske ski skk skr sks snb snc sne sni snk snn snr sns sr- srb src sre sri srk srn srr srs ss- ssb ssc sse ssi ssk ssn ssr sss

-ene -ine -nik bbbb bbbs bbci bbeb bbin bbrc bcbc bcbs bccc bcci bccs bcec bcer bces bcie bcis bcrs bcsc bcsn bcss bebb bebe bebi beci beck becs beeb beek been beer bees beic beik bein beir beis beke beki beks bene beni benk benn bens berc bere beri berk bern berr bers bes- bese besk bess bibb bibe bibi bibs bicc bice bici bick bics bieb bien bier bies biin biis bike bin- binc bine bini bink binn bins birb bire biri birk birn birr birs bis- bisc bise bisk biss bner bnib bnin bnrr bnss brcb brce breb brec bree brei brek bren brer bres bric brie brik brin bris brkb brns brrr brrs brsb brsr bsci bscs bseb bsec bsee bser bses bsic bsin bsns bssc bsse cbbc cbbs cbcc cbce cbcn cbcr cbcs cbec cbee cber cbir cbkn cbkr cbre cbrn cbsc cbse cbsi cbsn ccbc ccbn cccb cccc ccci cccs ccee ccic ccii ccir ccis ccnb ccnc ccne ccni ccnr ccns ccrc ccre ccri ccrs ccsi ccsn ccss cebs cec- cece ceci cecs ceeb ceec cees ceke cen- cene ceni cens cer- cerc cere ceri cern cers cesc cese cesi cesr cess cibc cibe cibi cicc cici cicr cics ciee cien cier cies ciii ciis cikr cin- cinc cine cini cink cirb circ cire ciri cirk cirr cirs cis- cisc cise cisk cisn cisr ciss ckbc ckbe ckbi ckck ckcs cken cker ckin cknb cknc ckns ckrc cksb cnbc cnci cnes cnib cnic cnie cnki cnrc cnrr cnss crbc crcc crce crcr cre- creb crec cree crei cren cres crib cric crie crik crin cris crkc crne crns crss cscb cscc csce csci cscr cscs csec csee cser csib csik csir csis csks csne csrc csrs csse cssr ebbc ebbr ebbs ebcc eben eber ebes ebic ebis ecbc ecbe eccb eccc ecce ecci eces ecib ecis ecks ecne ecrc ecri ecrr ecsc ecse ecss eecs eeee eees eeke eeks eens eerc eers eese eesi eesk eick eics eiec eiei eien eier eies eike eiki eiks eine eini eink eins eire eirn eirs eise eisk eiss ekeb ekek eken eker ekes ekis ekki ekne eksi enb- enbn enbr ence enci encs enee ener enes enik enin enis enke enki enkr ennc enne enni enns enri enrs ense ensi erbb erbe ercc erce ereb erec erei eren erer eres eric erie erik erin eris erke erki erks erne erni erns errc erre errs erse ersi esbs escb esce esci escr escs esee esek esen eser eses esie esik esin esis eske esks esne esri esse essi i-be ibcs ibec ibes ibie ibis ibns ibrc ibri ibsn ibss icbc icbs iccb iccc icci iccn iccr iccs icec icee icer ices icis icke icks icnb icnc icns icrc icre icrr icrs icsb icsc icse icsi icsr icss iecc ieie iens iere ieri iers iesc iesi iesr iies iiie iiii iiis iirc iirs iisc iisi iisr ikee iken iker ikes