There we go./There we are.

English as a Second Language English Vocabulary, Grammar and Idioms
1
  1. There we are.
  2. There we go.

Are they just the same in their meanings
or any differences in their meanings and usages?
How do you use them diferently?

2

Same meaning, chosen indiscriminately (or as part of one’s idiolect): they are meaningless utterances muttered when handing someone something or upon completing a small task.