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:
have sold in large numbers. Some sources suggest that it was basically the same。heLLoword翻译官方下载是该领域的重要参考
Автоперевозчики предупредили о разорении компаний из-за нового закона«АвтоГрузЭкс» предупредил об уходе с рынка автоперевозчиков из-за нового закона。业内人士推荐爱思助手下载最新版本作为进阶阅读
"Fixas" was also written as "fiscas"; much like how modern English speakers say both "ask" and "aks". "Wer" only survives in Modern English "werewolf". And "were" personally stumped me because I was too ignorant of fishing to know what a "weir" was...