bbbb bblb bbrg bght bhrt bhur bhut bhuu blbt blrg blub blur blut bly- brrr brug bruh brut bry- btrt btry bttb bubb bubu bugg bugh buhl buhr buhy bulb bulg bull bult bulu bur- burb burg burh burl burr burt buru bury but- butt buty buyl buyu bygg bylt byrt byth byul ggbt gggg gghg ghll ghug ghul glrb glub glug glur glut glyg glyt glyu grbr grrl grrr grub grug grur grut gry- gryt gtbr gubb gubu guby gugb gugg gugh gugu guhr gulb gull gult gulu guly gurb gurg gurh gurl gurr gurt guru gury guth gutt gutu guty guyu gyll gylt gyr- gytt gyuu hbtl hbtu hhgg hhhh hlly hlul hrbl hrtb hryb htgl httr hubb hubl huby hugg hugh hugy huhu hull hult hulu huly hurl hurr hurt huru hury huth hutt hutu huty huub huyr huyt hygh hyl- hyll hylt hyly hyrt lbgt lblr lbrt lbug lgbt lgbu lgth lhhh llll llyr lrgb lrrr lrry ltbl lthr lttr ltyr luby lugg lugh lugu lugy luhu lull lulu lurg lurt lury luth luyt lyht lyly lyth lytt rbbb rbbr rbgh rgtr rhbg rhug rhyl rlug rrrr rtlt rubb rubu ruby rugg rugh ruhh ruhl ruhr rull ruly ruru ruth rutl rutt rutu ruty ruyl ryhb ryth rytt ryyt tbrb thru thtb thtr thug thul thur thuy thyg thyh trtr trub trug trut truu try- tryb tryg ttbb tttt ttul ttyl tubb tubr tubu tugg tugh tugu tuht tuhu tull tulu tuly turb turg turr turt turu tury tutl tutt tutu tuty tuyl tygh tyht tyl- tyll tyr- tyrl tyrr tytt tyty ubly uggt ugly ugur uguu uhry uhuh ullr ully ultt ulul urgh urgu urrh urry urth urur urut utby uttu utug uulu uuuu ybry yrly ytht yubu yugg yugh yugu yulu yurt yury yutu yuty yuyu yyyy