-ana aaaa aaal aaan aala aall aana aata aatt alaa alal alan alat all- alla alll alln alna alta altn altx alxa ana- anaa anal anan anat anax anla anln anna annt ant- anta antl antt at-l at-t at-x ataa atal atan atat atax atla atna atta attn axal axan axat laaa laal laan laat laax lala lall lan- lana lann lant lanx lata latn latt laxa llan llat llll ltnt lxxx naaa naal naan naat nala nall nalt nan- nana nann nant nata natl natt natx nlat nnnn nntn ntla taa- taal taan taat tala tall talx tana tann tant tanx tata tatt tax- taxa taxt tltx tnla tttt txaa xala xall xana xlnt xtal xxxx