Can mean ' can ' or ' there is a chance that it will. ' Time, we can use the two meanings can be mixed, but sometimes it's clearly separate. Unique to the situation.
Can meaning 'can' or 'likely to' time we can use the second definition is to be mixed. But sometimes it is a separate and distinct. It depends on the circumstances at that time.
Can means' can 'or' the opportunity to 'time we use can meaning both 2 will be mixed together. But sometimes separated clearly. One with the usage situation at that time.