-er bbb bbe bbk bbn bbr bbs bbt bbw be- beb bee bek ben ber bes bet bew bkb bke bkk bkn bkr bks bkt bkw bnb bne bnk bnn bnr bns bnt bnw brb bre brk brn brr brs brt brw bsb bse bsk bsn bsr bss bst bsw btb bte btk btn btr bts btt btw bwb bwk bwr bws ebb ebe ebk ebn ebr ebs ebt ebw eeb eee eek een eer ees eet eew ekb eke ekr eks ekt en- enb ene enk enn enr ens ent enw erb ere erk ern err ers ert erw es- esb ese esk esn esr ess est esw etb ete etk etn etr ets ett etw ewb ewe ewk ewr ews ewt eww k-t kbb kbe kbk kbn kbr kbs kbw ke- keb kee kek ken ker kes ket kew kkb kke kkk kkn kkr kks kkt kn- kne knk knn knr knt krk krn krr krs krt krw ksb kse ksk ksn ksr kss kst ksw ktb kte ktk ktn ktr kts ktt ktw kw- kwk kws kwt kww nbb nbe nbk nbn nbr nbs nbt nbw ne- neb nee nek nen ner nes net new nke nkk nkn nkr nks nkt nnb nne nnk nnn nns nnt nnw nrb nre nrk nrn nrr nrs nrt nrw nsb nse nsk nsn nsr nss nst nsw ntb nte ntk ntn ntr nts ntt nwb nwe nwn nwr nws nwt rbb rbe rbk rbn rbr rbs rbt rbw re- reb ree rek ren rer res ret rew rkb rke rkk rks rkt rnb rnn rnr rns rnt rnw rrb rrk rrn rrr rrs rrt rsb rse rsk rsn rsr rss rst rsw rtb rte rtk rtn rtr rts rtt rtw rwb rwe rwr rws sbb sbe sbk sbn sbr sbs sbt sbw se- seb see sek sen ser ses set sew sk- skb ske skk skr sks skt skw snb sne snk snn snr sns snt snw sr- srb sre srk srn srr srs srt srw ss- ssb sse ssk ssn ssr sss sst ssw stb ste stk stn str sts stt stw swb swe swk swn swr sws swt tbb tbe tbk tbn tbr tbs tbt te- teb tee tek ten ter tes tet tew tkb tke tkk tkr tks tkt tkw tnb tne tnk tnn tnr tns tnt tnw trb tre trk trn trr trs trt trw tsb tse tsk tsn tsr tss tst tsw ttb tte ttk ttn ttr tts ttt ttw twb twe twn twr tws twt tww wbb wbe wbn wbr wbs wbt wbw web wee wek wen wer wes wet wew wkb wke wkr wks wkt wkw wn- wne wnn wns wnt wnw wr- wre wrk wrn wrr wrs wrt wrw wsb wse wsk wsn wsr wss wst wsw wtb wtn wtr wts wtt wtw wwe wwn wwt www

-ene bbbb bbbs bbeb bbet bbwr bbws bebb bebe beeb beek been beer bees beet beke beks bene benk benn bens bent bere berk bern berr bers bert bes- bese besk bess best bete bets bett betw bewe bner bnet bnrr bnss bnwt breb bree brek bren brer bres bret brew brkb brns brrr brrs brsb brsr brst brwe bseb bsee bser bses bset bskt bsns bsse bsts btek bten btrt btss bttb btwn ebbr ebbs ebbw eben eber ebes eeee eees eeke eeks eens eent eers eese eesk eete eets ekeb ekek eken eker ekes eket ekne ekwe enb- enbn enbr enbw enee ener enes enew enke enkr enne enns enrs ense enst ent- ente entr ents erbb erbe ereb eren erer eres eret erew erke erks erne erns erre errs erse erst erts erws erwt esbs esee esek esen eser eses eset eske esks esne esse esst este estr ests esws etbr etee eten eter etes etne etnr etns etre ette ettn ewen ewer ewes ewew ewre ewte ewtn ewts kbbb kbbe kbbk kbbr kbbs kbbt kbbw kbeb kbee kbek kben kber kbes kbet kbew kbkb kbkk kbkr kbkw kbnn kbnr kbnw kbrb kbre kbrk kbrn kbrt kbrw kbsb kbsk kbsn kbsr kbss kbst kbsw kbtb kbte kbtk kbtn kbtr kbts kbtt kbtw kbwb kbww kebb kebe kebn kebr kebt keek keen keer kees keet kekb keke keks ken- kene kenk kenn kenr kens kent kenw ker- kerb kere kerk kern kerr kers kert kesb kesk kesn kesr kess kest kesw ket- kete ketk ketr kets kett kewb kewe kewr kews kewt kkbb kkbe kkbn kkbr kkbs kkbt kken kkkk kknb kkne kknn kkns kknt kknw kkrb kkre kkrk kkrn kkrr kkrs kkrt kkse kksn kksr kkss kkst kksw kktk kkts kkwb kkwe kkwk kkwn kkws knbb knbe knbn knbr knbt kneb knee knek knen knes knet knew knkk knkt knnb knnk knnr knns knnw knrb knrk knrs knsb knse knsk knsn knsr knss knst knsw knte kntk kntn kntr knts knwb knwr knws knwt krbb krbe krbk krbr krbt krbw kreb kree krek kren kres kret krew krke krkk krkn krkr krks krkw krnb krne krnk krnn krnt krrb krre krrk krrn krrr krrs krrt krrw krse krsk krsn krsr krss krst krsw krtk krtn krtr krts krwb krwk krwn krwr ksbn ksbr ksbs ksbw ksee ksek ksen kser kset ksew kskb kske kskk kskn kskr ksks ksnb ksnk ksnn ksnr ksns ksnt ksnw ksrb ksrn ksrr ksrs ksrt ksrw ksse kssn kssr ksss ksst kstb kste kstk kstn kstr ksts kstt kstw kswb kswn ksws kswt ksww ktbb ktbn ktbr ktbt ktee ktek kten ktkb ktke ktkk ktkn ktkr ktks ktkt ktne ktnk ktnn ktns ktnt ktrb ktre ktrk ktrn ktrr ktrs ktrt ktrw ktsn ktsr ktst ktsw kttk kttn kttr ktts kttt kttw ktwb ktwn ktws kwbe kwbn kwbt kwbw kweb kwee kwen kwes kwkb kwkk kwkr kwkw kwne kwnr kwns kwnw kwrb kwre kwrk kwrn kwrr kwrs kwrt kwrw kwsk kwsn kwss kwst kwsw kwtr kwts kwtw kwwk kwwn kwwr kwws kwwt nber nebb nebe nebn nebr nebs neeb neen neer nees neet neke nene nens nent nere nerk