The most common and most likely answer to this crossword clue is the 9 letter word SOMEWHERE
I've seen this crossword clue in The Times
S
O
M
E
W
H
E
R
E
More clues leading to the result SOMEWHERE
- Few heard to put on Bernstein classic
- Homes were demolished in unknown location
- Mark stops wee horse running to another place
- Correct cry with female athlete’s finishing number
- Irritated about catcall, fellow’s uncertain regarding place
- Total to exhibit, we hear, in an unknown place
- Homes were vandalised, at a place not specified
- Homes were rebuilt but the location’s vague
- Homes were relocated in unspecified place
Buddy explains!

The straight part
We know that "Bernstein classic" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bernstein classic = somewhere.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does SOMEWHERE mean?
SOMEWHERE noun- Unspecified or unknown (unlocated) place or location.
- In an uncertain or unspecified location.
- To an uncertain or unspecified location.