It sounds like you are looking for a specific PDF in Malayalam related to (എന്റെ സത്യാന്വേഷണ പരീക്ഷണങ്ങൾ) — which is the Malayalam translation of Mahatma Gandhi's "The Story of My Experiments with Truth."
"എന്റെ സത്യാന്വേഷണ പരീക്ഷണങ്ങൾ" filetype:pdf (Only open links from .gov , .org , or known digital libraries)
However, I cannot directly provide or host copyrighted PDF files. I can guide you on how to find it legally and suggest features that a platform should have to help you access such Malayalam books.