b-reel b-tree bbbbbb beblur beebee beeler beeper beeter beetle belber belett beller bellet belleu bellue belper belpre beltel belter beltre beltup belull belute bepelt berbee berber bereel bereet berere berrer berret bertel bertre berube betell betelu betere betete betrue bettee bettel better bettle betutu beurre bleere blublu bluett blurre bluter brebel breere brette breuer brubru bruel brulee bruree brutel bubber bubble bubele bububu bueler buellt bulbel bulbul bull-e bullee buller bullet bultel bulter burbet burble burbur burell burler burlet burpee burper burple burree burrel burrer burret burrup burtle burutu butere butler buttel butter buttle ebbert eberle eburru eebree eeuler elbert eleele ellett erbree errett ettutu eubule euller eutere lebert lebret leelee leeper leerer leetle lepere lepper lerret lerrup let-up letter lettre lubber luller lurulu lutter luttre pberet pebble pebete peeble peelee peeler peelup peepee peeper peeple peeplu peepul peerer peerle peeter peetre pelele peller pellet pelter peltre pelure pepper perell perere peretu perleb perlee perper perpet perree perret perter pertre perule peteet peteru petree petrel petrer petter pettet pettle plette pleur- pleure pllute plurel pppppp preble preeue prelle prepub preter pretre prette preue- pruett pubber pubble puerer puller pullet pullup pullur pulper pulter pultre puppet pupput purell purete purler purple purpre purpur purree purrer put-up putlur putput putrer puttee putter puttur puture r-tree re-let rebble rebell rebtel rebulb rebute reeler reeper reeuel reller relleu repele repete repper repple repull repulp repure repuru repute rereel rerule reteer reteet retell retere retree retret rettel retter rettur retube returu reuele reuere reuler reulle reuter reutte rub-up rubbee rubbel rubber rubble rubell rubutu ruelle ruller rupert rurutu ruttee rutter ruttle rutube t-tree t-tube teebee teepee teerpu teetee teeter telele telete teleut tellee teller tellur tepper terete terpel terper terrel terrer terret terter tertre teruel tetele tetete tetter teutul trbble trebel treble trebur treete trepel treppe tretee trette truble truett trueup trulle trupel tubber tubble tubul- tubule tuelle tuplet tuppee tupper turbel turbet turble turlet turpel turple turrel turret turtle turtur tururu tutele tuteur tutter tuttle tuttul tuttut u-tube up-put ureltu urepel ureter urette uruppu utelle uteute utlepe