This is the 509th most frequent Vietnamese word.
qua
The Vietnamese word "qua" can mean "through," "over," "past," "by," or "yesterday," depending on context.
In this sentence, 'qua' means 'yesterday' as part of the compound noun 'hôm qua'.
Hôm qua tôi đã đi chơi với bạn.
Yesterday I went out with a friend.
Here, 'qua' means 'over' or 'through' in the context of movement.
Tôi đã đi qua cây cầu.
I passed over the bridge.
In this example, 'qua' means 'through' indicating a medium or method.