b-tree bbbbbb bebite beebee beebem beegee beembe beemer beerme beeter begbie begger begirt begrim beiber beiger beimir bemeet bemete bemire berbee berber bereet berege berere bergem berger bergie berime bermet berrer berret berrie bertem bertie bertre beteem betere betete betime betire betrim bettee better bettie bibber bibemi biberg bibiri bieber bierge bigbee bigbet bigger biggie biggit bigrig bimber bimmer bireme birger birgit birgte biribi biteit biteme bitier bitime bitrig bitter bittie breege breere breger bregge breite bremer bremit brette bribe- bribee briber bribir bribri brigge brigit brimer brimir brimme ebbert ebr-ii ebrie eebree eerier egbere egbert egerie eggert eggier eibert eirigi embibe embree emeere emerge emerit emeter emigre emiter emmert emmett emmitt erbree erebti ergeme erimbm erimem ermite errett etgert etiger gbegbe gebbet gebbie gebbit gebert geegee gegger geggie geiger gemert gemmer gerber gerege gereri gergei gerger germer gerret gerrie gerrit gertie gertte getmii getter gettie gibber gibbet gibbit gibert gibett gibier gibret giggem gigger gigget giggit gigiri gimbri gimmer gimmie gitige gitter gittie greete greger gregge gregre greige greter grette griebe griege grigri grimme gteter i-bere i-bete i-tree igbere igbeti igeret igetit igreet imberb imbert imbibe imbrie imiere imirim immert immire irrite itbeme ittiri m-tree mbembe mbieri meemie meeter meetit meetme meetre megere megerg megger megget megire megrim megrit meiger meirre meitei member membre mememe memere mereit merete mergee merger mergie merigi merire meritt mermer mermet merrem merret merrie merrit merter mertim meteer meteti metier metime metire metrer metter mettet mibbit mierie mimmer mirier miriti mirrer mitier mitrit mitter mittet mtiebi r-tree re-mit rebbit rebite reemit regeti reggie regime regret reiber reimei reimer reiter remeet remete remeti remire reteer reteet retere reterm retime retire retree retret retrig retrim retter rettig ribber ribbet ribbie ribbit ribibe ribier rieber rieger rieter riette rietti rigett rigger rigget rimier rimmer rititi ritter t-tree tebbit teebee teemer teerme teetee teeter teirei tembre temere terete teribe termer termit terrer terret terrie territ terter tertre tetete tetter tibbit tiber- tibere tiberi tibert tibeti tibiri tibrie tiegem tierer tieret tierme tiete tietie tigger timber timbre timimi timiri timmer timmie timtig tirret tirrit titbit titiri tittee titter tittie treete treget tremet tremie tretee tretie trette tribit trigem triger trigit triibe triigi trimer trimet triter