of no avail meaning in Hindi

Examples

1. All efforts of the people to dig wells were of no avail.
2. That measure of revenge was of no avail to the Red Sox.
3. When epidemics struck, the indifferent pagan gods were of no avail.
4. Her efforts were of no avail at that time; however, providence favored Tuttle.
5. In any case, his efforts were of no avail to the exiled Roman king.
6. But his assertions of innocence had been of no avail.
7. It has been of no avail, and the behaviors continue.
8. That was as far as we got : All explanations proved of no avail.
9. But he said that this intention was of no avail.
10. We have our own will and interests and such pressures are of no avail,