i did not find anythinf vs I did not found anything

Some examples from the web:

• I did not find it a physical leading man.
• His colleague said that it was there behind, but I did not find.
• I did not find anything at that grave.
• Right, but I did not find any sealant on any of Finn's other bullets.
• First I did not find the entrance
• Well, let me tell you first what I did not find.
• If I did not find a missing person... ...Lost our good old Errol Babbage.
• Of course I did not find the missing picture
• Suffice it to say, I did not find the other children, nor do I have any explanation of what happened to them.
• Well, Michael, I did not find their buffoonery amusing.
• To tell you the truth, I did not find her such as I expected.
• I cannot say I did not find the sight most enjoyable.
• He assumed that and I did not find the right time to say.
• On a whim, I checked Georgetown's enrollment records, and I did not find Zach Martin.
• When I checked with the United Nations' sources, I did not find that had been covered in the fifty-third session.
• Unfortunately, I did not find any parties to instigate social dialogue either in Europe or in Canada.
• However, I did not find this easy as I have some reservations about the content of some points.
• I did not find any such negative orientation in the debates held in the committees - not at all.
• I would like to point out that I did not find a reference of that nature in the earlier version of the programme, Culture 2000.
• Madam President, unfortunately I have to say that I did not find Mr Alexander's response very convincing.

Some examples from the web:

• And I have not found anything yet to help you locate the astrolabe.
• I didn't say my man found anything.
• Something from a laptop would probably work, - But I've not found anything.
• To be quite honest, I have not found anything.
• If you haven't found anything...
• And the feds never found anything.
• Silo: Lucky we found anything.
• We haven't found anything in the school district.
• I haven't found anything that'll work while we're moving.
• Well, obviously I haven't found anything yet.
• They never found anything wrong with the plane.
• If the search and rescue divers found anything then they'd let us know immediately.
• Hearn hasn't found anything on the tapes.
• After two years, you hadn't found anything.
• They haven't found anything in Fransson's apartment.
• She didn't found anything at his house.
• We never found anything on Jack.
• I haven't found anything that moves Bert yet.
• Yes. And they haven't found anything.
• No, the cops haven't found anything, either.