Wǒ pǎobiàn le suǒyǒu de shūdiàn, dōu méi zhǎodào zhè běn shū.
I went to every bookshop but couldn't find this book.
Tips
grammar
遍 (biàn) is a resultative complement meaning 'all over' or 'throughout'. The pattern V + 遍 appears in many verbs: 走遍 (to travel all over), 看遍 (to have seen everything), 访遍 (to have visited everywhere).