-ol bbb bbe bbk bbl bbm bbo bbs bbt be- beb bee bek bel bem beo bes bet bkb bke bkk bkl bkm bko bks bkt blb ble blk bll blm blo bls blt bmb bme bmk bml bmm bmo bms bmt bob boe bok bol bom boo bos bot bsb bse bsk bsl bsm bso bss bst btb bte btk btl btm bto bts btt ebb ebe ebk ebl ebm ebo ebs ebt eeb eee eek eel eem eeo ees eet ekb eke ekl eko eks ekt elb ele elk ell elm elo els elt em- emb eme emk eml emm emo ems emt eo- eob eoe eok eol eom eoo eos eot es- esb ese esk esl esm eso ess est etb ete etk etl etm eto ets ett k-t kbb kbe kbk kbl kbm kbo kbs ke- keb kee kek kel kem keo kes ket kkb kke kkk kkl kkm kks kkt kl- klb klm klo kls klt kmb kme kmk kml kmm kmo kms kmt kob koe kok kol kom koo kos kot ksb kse ksk ksl ksm kso kss kst ktb kte ktk ktl ktm kto kts ktt lbb lbe lbk lbl lbm lbo lbs lbt leb lee lek lel lem leo les let lkb lkl lks lkt llb lle llk lll llm llo lls llt lmb lme lmk lml lmm lmo lms lmt lob loe lok lol lom loo los lot lsb lse lsk lsl lsm lso lss lst ltb lte ltk ltl ltm lto lts ltt m-o mbb mbe mbk mbl mbm mbo mbs mbt meb mee mek mel mem meo mes met mkb mke mkk mkl mkm mko mks mkt mlb mle mlk mll mlm mlo mls mlt mmb mme mmk mml mmm mmo mms mmt mob moe mok mol mom moo mos mot msb mse msk msl msm mso mss mst mtb mte mtk mtl mtm mto mts mtt ob- obb obe obk obl obm obo obs obt oeb oee oel oem oeo oes oet okb oke okk okl oko oks olb ole olk oll olm olo ols olt om- omb ome oml omm omo oms omt oo- oob ook ool oom ooo oos oot os- osb ose osk osl osm oso oss ost ot- otb ote otk otl otm oto ots ott sbb sbe sbk sbl sbm sbo sbs sbt se- seb see sek sel sem seo ses set sk- skb ske skk skl skm sko sks skt slb sle slk sll slm slo sls slt smb sme smk sml smm smo sms smt sob soe sok sol som soo sos sot ss- ssb sse ssk ssl ssm sso sss sst stb ste stk stl stm sto sts stt tbb tbe tbk tbl tbm tbo tbs tbt te- teb tee tek tel tem teo tes tet tkb tke tkk tkl tkm tko tks tkt tle tlk tll tlm tlo tls tlt tmb tme tmk tml tmm tmo tms tmt to- tob toe tok tol tom too tos tot tsb tse tsk tsl tsm tso tss tst ttb tte ttk ttl ttm tto tts ttt

-ose bbbb bbbs bbeb bbet bblb bbls bebb bebe bebo beeb beek beel beem bees beet beke beko beks bele belk bell belm belo bels belt beme beo- beok beos beot bes- bese besk besm beso bess best bete beto bets bett blbt bleb blee blek blem bleo bles blet blkb blls blme blob blok blom bloo blot blss blst blts bmts bobb bobe bobo bobs boee boel boeo boes boet boke boko boks bole bolk boll bolm bolo bols bolt bomb bome boms bomt boob booe book bool boom boos boot bose bosk bosm boso boss bost botb bote boto bots bott bseb bsee bses bset bskt bsms bsmt bsos bsse bssm bsts btek btob btss bttb ebbo ebbs ebel ebes eboe ebol eboo ebos eeee eees eeke eeks eele eels eemo eems eese eesk eete eets ekeb ekek ekes eket ekos el-b elbe elbo elee elek elem eleo eles elet elke elko elks elle ello ells elme elml elmo elms elok elom elos else elso elst elte elto elts embe embo embs emek emel emes emet emks emle emlm emme emml emms emos emse emso emst emte emts eoes eole eolo eost eoto eots esbo esbs esee esek esel esem eseo eses eset eske esko esks esme esmo esmt eso- esok esol esom esos esse essl esso esst este esto ests etee etel etem etes etoe etok etos ette etto k-lo k-os kbbb kbbe kbbk kbbl kbbm kbbo kbbs kbbt kbeb kbee kbek kbel kbeo kbes kbet kbkb kbkk kbkl kbko kblb kble kbll kblm kblo kbls kblt kbmb kbme kbmo kbms kbmt kbob kboe kbok kboo kbos kbot kbsb kbsk kbsm kbso kbss kbst kbtb kbte kbtk kbtl kbtm kbto kbts kbtt kebb kebe kebt keek keel keem kees keet kekb keke kekl keko keks kele kelk kell kelm kelo kelt kemb keme kemm kemo kems keok keol keom keos kesb kesk keso kess kest ket- kete ketk keto kets kett kkbb kkbe kkbl kkbo kkbs kkbt kkkk kklb kkll kklo kkls kkmk kkml kkmo kkms kkmt kkob kkol kkoo kkot kkse kksm kkss kkst kktk kktl kkts klbb klbe klbl klbm klbs klbt kleb klee klek klem kleo kles klet klkk klkl klko klks kllb klle kllk klls klmk klmm klms klmt klob kloe klok klol kloo klos klse klsm klst kltk klto kltt kmbl kmbs kmel kmem kmeo kmet kmke kmkk kmkl kmko kmks kmkt kmlb kmle kmlk kmlo kmls kmme kmmk kmml kmmm kmmo kmms kmmt kmob kmoe kmok kmom kmot kmsb kmse kmsl kmso kmss kmst kmtb kmtk kmtl kmts kmtt kobb kobe kobk kobo kobs koel koes kokb koke kokk koko koks kolb kole kolk koll kolm kolo kols kolt komb kome komo koms komt koob kook kool kooo koos koot kos- kosb kose koso koss kost kotb kote kotk kotm koto kots kott ksbl ksbs ksee ksek ksel ksem kseo kset kskb kske kskk ksko ksks kslb