
Dare a credere a qualcuno
Dare a intendere a qualcuno / Far credere a qualcuno

Give to understand 
Lead someone to believe / Have someone to believe / Try to fool someone
Dare a intendere a qualcuno / Far credere a qualcuno

Give to understand 
Lead someone to believe / Have someone to believe / Try to fool someone
Esempi
Come fai ad avere tanti libri della biblioteca? Mi era stato fatto credere che si potessero prendere solo due libri alla volta
How come you have so many books from the library? I was given to understand that you could check-out only two books at a time
L'impresa era in ritardo con i lavori e mi hanno dato ad intendere che stavano aspettando un permesso del comune
The contractors were late and they led me to believe that they were waiting for a permit
Quello che dici non รจ vero: a chi vuoi darla ad intendere?
What you are saying is not true: who are you trying to fool?