As for the PDF version on VK, I couldn't find a direct link to a PDF of the Longman Student Grammar of Spoken and Written English on VK. However, I can suggest some alternatives:
If you manage to get your hands on a copy (digital or physical), don't just read it cover to cover. Use it for these specific gems: longman student grammar of spoken and written english pdf vk
Downloading from VK or similar sources can expose your device to malware (infected PDFs or fake .exe files). Furthermore, many PDFs on VK are scanned copies of poor quality—missing pages, skewed images, or unsearchable text. As for the PDF version on VK, I
If you're unable to find a PDF version of the book, here are some alternative resources you can use: longman student grammar of spoken and written english pdf vk