Thank you HG and Bn for your answer, it's fascinating, although I can't understand everything.
I have tried the strings you said for the Ship. Not all of them work. Maybe I haven't caught what you meant.
flbryafrFfrblyaflF: doesn't work. It skips the F-square
smpyasW: it works, but I really don't have the skills to understand why (it looks like "sympa" a French equivalent of "cool" or "great" that you say when something is nice)
Thank you HG and Bn for your answer, it's fascinating, although I can't understand everything.
I have tried the strings you said for the Ship. Not all of them work. Maybe I haven't caught what you meant.
flbryafrFfrblyaflF: doesn't work. It skips the F-square
smpyasW: it works, but I really don't have the skills to understand why (it looks like "sympa" a French equivalent of "cool" or "great" that you say when something is nice)
FvmpasyazW: doesn't work. Strange pattern: B+incomplete Manticore