"Have you find" is not correct. "Had you found" is correct, along with "have you found", but their meanings are different: "Have you found" is in the present perfect tense, and "had you found" is in the past perfect tense.
Examples:
Have you found the answer yet?
Have you found a dress to wear to your cousin's wedding?
Had you found your notes in time to study for the exam?
Had you found the illegal drugs before the police found them?
to find - he finds - he found - he has found
The past tense of "find" is "found."
The past tense of "find" is "found."
The past form of find is found.
The past tense of "find" is "found."
to find - he finds - he found - he has found
The past tense of "find" is "found."
The past tense of "find" is "found."
The past form of find is found.
The past tense of find is found, not founded.The past tense of find is found. It means to find something in the past.
The present perfect of "find" is "have found" or "has found."
The past tense of "find" is "found."
Killer amoung be found is of course there, and everywhere. If we have to found, then how can killer be at least all? You find be found here, and in other place, amoung you can be found. Everywhere even how killer be found amoung where can you find killer amoung be found.
The past perfect tense of "find" is "had found."
It's FIND.
The future tense of the word "found" is "will find."
Found is the past tense and past participle of find.