There are a number of preposition words that change the meaning of a phrase when used with a particular word. For example, you can use Inquire with different prepositions, and you will get a different meaning every time. You can see the examples below:
1. Inquire of
Enquire of (person)
Example: I inquired of him about the secret of his happiness.
2. Inquire into
Inquire into (a matter)
Example: The police inquired into the case of a bank robbery.
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