The Oromia Education Bureau has sometimes uploaded textbooks in PDF form for teacher use. Ask your school director or local woreda education office for access instructions.
If you are looking for specific versions or "patched" editions shared by educators, community-driven platforms and specialized apps are useful: Grade 1-8 Oromia Student Books - Apps on Google Play kitaaba barataa afaan oromoo kutaa 2ffaa pdf patched
Given the specificity of your request and without direct access to external databases or websites, I can guide you on how to potentially find this resource: The Oromia Education Bureau has sometimes uploaded textbooks
