Hi Maren,Marco and everyone,.I`ll try to be short. Im working with "Virtaal"(a PO editor)on that En.po file from here: https://gitlab.com/inkscape/inkscape-docs/documentation/blob/0.92.x/keys/en.po

About the examples of the problems i encountered,two are showed in the image attached with this mail.
Marco,it is a very good thing i will join soon that channel for italian translation. Thanks for the advice.

Thanks for help and Nice day to all.