You're looking for a detailed review of "Al-Mufradat fi Gharib al-Quran" in English PDF format. Here's what I found:
Here's a detailed review of the book:
"Al-Mufradat fi Gharib al-Quran" (The Singular Words in the Strange Language of the Quran) is a renowned book written by Islamic scholar and linguist, Abd al-Rahman al-Tha'alibi (d. 1037 CE / 1038 CE). The book is a comprehensive dictionary of unusual and rare words in the Quran. almufradat fi gharib alquran english pdf new