1. when it comes to ..., if one were to speak of ..., when one hears ...

expressions (phrases, clauses, etc.) word usually written using kana alone

2. by ... you mean ..., when you say ... you mean that ..., so that means

conjunction expressions (phrases, clauses, etc.) word usually written using kana alone

3. whenever ..., if it's ... then (without fail)

expressions (phrases, clauses, etc.) word usually written using kana alone