What I found is that written evidence for knocking on wood (and for the history of gesture as a whole) is remarkably sparse. In the Penguin Guide to Superstitions, folklorist Steve Roud offers a skeptical take on the provenance of knocking on wood due to the near total absence of written records about it:
The ex-boss of NewJeans' record label has offered to forgo a 25.6bn won ($17.9m; £13.2m) payout if entertainment giant Hybe drops all lawsuits against the K-pop group.，推荐阅读搜狗输入法2026获取更多信息
一息もつけない…子どもの付き添い入院 国の支援も進まず なぜ。业内人士推荐旺商聊官方下载作为进阶阅读
Мощный удар Израиля по Ирану попал на видео09:41，详情可参考safew官方下载