There are a lot of public organizations that might want to collaborate and already have a lot of texts they can donate as public domain. Reach out to local universities, Governments and open source organizations to talk about the project and ask for their help.
许多公共组织有大量可以捐赠的公有领域文本，可以试着和它们合作。联系当地大学、政府机关和开源组织，讨论该项目并寻求他们的帮助。