come by = get something
examples:
- I don't know how he came by all that money.
- Good friends are hard to come by.
- How did you come by that bump on your head?
- The unemployment rate is very high. Jobs are hard to come by.
- How did the baby come by that scratch on his face?
- Restaurant recipes are difficult to come by. They are kept a secret.
- Information on the new virus is difficult to come by. We don't know much about it yet.
