This is the 53rd most frequent Vietnamese word.
lần
"Time" or "occasion."
The word 'lần' here is used to indicate a single occurrence or time something happened.
Tôi gặp anh ấy một lần.
I met him once.
The word 'lần' here is used to refer to a specific instance or occasion.
Lần này, chúng ta sẽ làm tốt hơn.
This time, we will do better.
The word 'lần' here is used to count the number of times an event has occurred.