Hello there finally I can update my build log ...   here is some pictures from installing the patterns process  I can say that edge of the second pattern at the top doesn't mach withe edge of the firs one (at the bottom ) also at the curve of the bow section .... same thing between the third pattern to the second so I found the way to know how much you need to trim from the pattern to get full touch between the edges  I have install the first pattern tempo