Here's my first keyword table for Cambridge book 9:
Even if you don't have a copy of the book, I think you can still learn something from this table. Look at the use of synonyms and similar words (e.g. worldwide / international, regulations / standards, current / modern).
Also, did you know the meanings of words like vulnerable, auditory and impairment? Look these words up in a dictionary, and see if you can use them in your own sentences.