aaaa aaab aaaf aaal aaam aaba aabb aabl aabm aafa aafb aaff aafl aala aall aalo aama aamb aamo aaoo abaa abab abaf abal abam abb- abba abbb abbo abff abla ablo abma abmb aboa abob abof abol aboo afaa afam afao affa affo afla afma afoa afol afoo alaa alal alam alao alb- alba albm albo alfa all- alla alll allo alma almo aloa alof alol alom aloo amaa amal amam amb- amba ambo amfm amla amm- amma ammo amob amof amol amoo aoba aola aoma baaa baaf baal baam baba babb babm babo baff bafo bala balf ball balm balo bama bamb bamf baml bamm baol bbbb bblb bffl blaa blab blam blob blom bloo bmaa boab boal boba bobb bobo bofa boff bola boll bolm bolo boma bomb boob boof bool boom faaa faam faba fabm fabo fafa faff fafo fala fall falm falo fama famo fbla fbom ffff flab flam flao flmb flob flom floo foaf foal foam foba fofo fola foll folo foma fomo foof fool foom laaa laal laam laba labo lafb laff lala lall lalm lalo lama lamb lamm lamo llao llll lloa lloo lmao lmbo lmfm loaf loam lob- loba lobb lobo lofa loff lola loll lolo loma lomb lomm lomo loob loof lool loom maaa maaf maal maam maba mabo mafa mafb maff mal- mala mall malm malo mama mamf mamo mbam mbba mfbm mffa mlab mlba mmaa mmab mmff mmmm moaa moab moaf moal moam moba mobb mobo mofa moff mofo mola moll molo moma momo mooa moob mool oafo oall oama obal obba obbo obla obol off- offa offo ofla ofml olaf olam olba olbo olfa olla ollo olmo olof olom omal omam omao ombo omma omo- omoa omoo ooaa ooba ooff oola oolo ooma oooo