Grammar fix
stumble across
find by chance
To find something unexpectedly while looking at or doing something else.
phrasal verb
How oftenCommon
LevelB2
Used inSpeech & writing
Hear it in context
Notice where the phrase sounds natural.
I stumbled across a useful video about repairing bicycles while browsing YouTube.
I once stumbled across a small travel blog that gave much better advice than the big websites, so I still use it when I plan trips.
Fix the pattern
One small grammar move makes it sound right.
Not: I stumbled across to an interesting article.
Say: I stumbled across an interesting article.
'Stumble across' takes the object directly and does not need 'to'.
Don't confuse it
Other ways to say it
Find or meet something by chance
What you findSomethingSomeone
stumble acrossYou're here · Find something by luck, often while browsing online.
come acrossFind something, or meet someone, without looking.run intoMeet someone unexpectedly during your normal activities.bump intoCasual: meet someone you know by chance.cross paths with someoneMeet by chance, or have your lives briefly overlap.