let's try
Tâchons d'y voir clair.
Let's try to make sense of it.
— Des hommes d'honneur (1992)
Tâchons de dormir un peu.
Let's try to get some sleep.
— The Big Sick (2017)
Tâchons de ne pas l'abîmer alors.
Let's try not to damage it, then.
— Taxi (1998)
Tâchons d'en étonner trois.
Let's try to surprise three of them.
— Interstellar (2014)