a needle in a haystack sentence in Hindi

Examples

1. What does it mean to find a needle in a haystack?
2. This will make finding a needle in a haystack look easy,
3. You've heard about finding a needle in a haystack?
4. This job is worse than finding a needle in a haystack,
5. He vanished in the city like a needle in a haystack.
6. That is sort of like a needle in a haystack.
7. It was like looking for a needle in a haystack,
8. It's like finding a needle in a haystack.
9. This is like looking for a needle in a haystack,
10. "It's a needle in a haystack.