aaaa aaab aaaf aaal aaba aabb aabl aafa aafb aaff aafl aala aall abaa abab abaf abag abal abb- abba abbb abff abgl abla abza afaa affa afgf afla aflg agag agal agaz agba agfa agga agla alaa alag alal alaz alb- alba alfa alg- alga all- alla alll alza aza- azab azal azaz azza baaa baaf baal baaz baba babb baff baga bagg bala balf ball baza bbbb bbga bblb bffl bfgf blaa blab blag blaz bzzz faaa faba fafa faff fafg fagg fala fall falz faza fazl fbla ffff flab flag flaz gaal gaba gabb gabl gabz gafa gafb gaff gaga gagg gala gall gaza gbag gffa ggfg gggg glaa glab laaa laag laal laba lafb laff lag- laga lagg lala lall laza lgfl llll zaal zaba zagg zal zala zaza zgba zzzz