English version

work like a charm

From Longman Dictionary of Contemporary Englishwork like a charmwork like a charmto work exactly as you had hoped The new sales program has worked like a charm. charm
Examples from the Corpus
work like a charmA slap on the hand or the behind works like a charm for one parent-child combination.However, the schmaltzy parts, near the end, work like a charm.But let me first applaud the coupling: it works like a charm.This time, the setup worked like a charm.Our new accounting system works like a charm.
Pictures of the day
Do you know what each of these is called?
Click on the pictures to check.