-er -th bbb bbe bbh bbl bbm bbr bbt be- beb bee beh bel bem ber bet bhb bhe bhh bhl bhm bhr bht blb ble blh bll blm blr blt bmb bme bmh bml bmm bmr bmt brb bre brh brl brm brr brt btb bte bth btl btm btr btt ebb ebe ebh ebl ebm ebr ebt eeb eee eel eem eer eet ehb ehe ehh ehl ehm ehr eht elb ele elh ell elm elr elt em- emb eme emh eml emm emr emt erb ere erh erl erm err ert etb ete eth etl etm etr ett hbb hbe hbh hbl hbm hbr hbt he- heb hee heh hel hem her het hhb hhe hhh hhl hhm hhr hht hlb hle hlh hll hlm hlr hlt hmb hme hmh hml hmm hmr hmt hr- hrb hre hrh hrl hrm hrr hrt htb hte hth htl htm htr htt lbb lbe lbh lbl lbm lbr lbt leb lee leh lel lem ler let lhb lhh lhr lht llb lle lll llm llr llt lmb lme lmh lml lmm lmr lmt lrb lrh lrm lrr lrt ltb lte lth ltl ltm ltr ltt m-r mbb mbe mbh mbl mbm mbr mbt meb mee meh mel mem mer met mhh mhl mhm mhr mht mlb mle mlh mll mlm mlr mlt mmb mme mmh mml mmm mmr mmt mrb mre mrh mrl mrm mrr mrt mtb mte mth mtl mtm mtr mtt rbb rbe rbh rbl rbm rbr rbt re- reb ree reh rel rem rer ret rh- rhb rhe rhh rhl rhm rhr rht rle rlh rll rlm rlr rlt rmb rme rmh rml rmm rmr rmt rrb rrh rrl rrm rrr rrt rtb rte rtl rtm rtr rtt tbb tbe tbh tbl tbm tbr tbt te- teb tee teh tel tem ter tet th- thb the thh thl thm thr tht tle tlh tll tlm tlr tlt tmb tme tmh tml tmm tmr tmt trb tre trh trl trm trr trt ttb tte tth ttl ttm ttr ttt

bbbb bbeb bbet bblb bebb bebe beeb beel beem beer beet behm behr bele bell belm belt beme bere berm berr bert bete beth bett bhel bher bhet bhrt blbt bleb blee bleh blem blet blme breb bree brel brem brer bret brrm brrr btrt bttb ebbr ebel eber eeee eele eete eeth eheh ehel eher ehle ehre ehte el-b elbe elee eleh elem eler elet elle elme elml elte embe embr emel emer emet emle emlm emme emml emre emte erbb erbe ereb erel erem erer eret erle erll erme erre erth ertl etbr etee etel etem eter eth- ethe etre etrm ette hbtl hebb hebe hebr heeb heel heem heer heet hehe hele hell helm helt hem- heme herb here herl herm herr hert hete heth hett hhhh hler hmhb hmlt hmmm hrbl hree hrtb hrte htet html httm httr lblr lbrt leel leem leer leet lehe lehm lehr lele lell leme lemm lere lerm lert lete leth lett lhee lhhh llet llll lmmr lrmt lrrr ltbl ltee lthr lttr mbhl mebe meel meem meer meet mehe mehl mehr mel- melb mele mell melt meme meml memr mer- merb mere merl merm mert met- mete meth mett mhem mhmm mhmr mleh mlle mltb mltr mmhl mmhm mmmh mmmm mrbb mrbm mreb mree mrml mrtm mrtt mtel mtlb mtle mtre mtrl mtrr mttr rbbb rbbr rble rebb rebe reeb reel reem reet rehb rehe rehm reht relb rele rell relm relt reme rere rert rete reth retr rett rheb rhee rhem rhet rlee rlml rmll rrle rrrr rtee rtle rtlt rtml tbrb teel teem teer teet tehr tel- tele tell telt teme ter- tere term terr tete teth tetr tett the- theb thee thel them ther thet thmb thmt thre thtb thtr tmbr tmtt tre- tree trem tret trmb trml trte trtr ttbb tter ttml tttt

-tree bbbee be-er bebel beber beebe beele beete beeth behem beher behet behle belee belem belet bellb belle bembe bemer bemet berbe bereh berel beret berhe berle berme berre berte berth betee betel beter bethe betle betre bett- bette bheel bheer bhele bleer bleet blehr blere blete breel breem breer breet brehm brell breme bremm brere breth brett brmmm brrrr btr-t e-hrm ebber ebbet ebble ebell eberl ebert eeeee eeler ehret eleet elele eleme ellel eller ellet elmer elmet embee embel ember emble emeer emele emell emere emerl emert emeth emmer emmet emtee emtel erbbe erber erem- erere ermth erte ertel erter erthe etete ethel ethem ether etree ettel etter ettle h-e-b he-he hebbe hebe- hebel heber heble heele heeme heere heete hehte helem heler helle helme helmt helre helte helth hemel hemer hemet hemme herel herem herle herre herte herth hertl heter hethe hette hheth hhhhh hmere hmmer hrere hthrt htree lebel leber lebet leell leeme leere leert lehel lehem lehre lelle lemel lemer lemme lerer letbe letem lethe letme letre lette lherm m-tel mbebe mbere mbret mebbe meble meehl meele meell meere meete meeth meher mehte melee meleh melem melet mell- melle melte membe memel memer merel merer meret merle merre merte merth metel meter meth- methe metle metr- metre mette mheer mhere mhtml mlete mmhmm mmmmm mrlee mrmet mt-lb mt-te mt-th mt-tm mt-tr mt-tt mtree mttle rebbe rebel reber rebet reeme reere reerh reeth rehem reher rehet relee relet relte remee remel remer remet rere- reree reret retee retel retem reter rethe rette rheem rheme rhett tbtbt teber tebet teele teell teeme teeth tehee tele- telem teler tell- telle tembe temel terem teret terme terre tert- tetel teter tethe tetle tetr- tette thebe theeb theel theer thele theme ther- there therl therm thete theth thre- three thret tlell tlett tllbr tlmer tmlhe treer treet trele treme trere trete trett ttttt

b-reel b-tree bbbbbb beebee beebem beeler beembe beemer beerme beeter beetle behele behell behelm behete behler behter belber beleth belett beller bellet beltel belter beltre bemeet bemete bemmel berbee berber bereel bereet berere berhet bermel bermet berrer berret bertel