You see FinaledGood. Now compare: does the permit cover what you see in the house? A permit for a water heater does not cover a family room.
You see Issued or Expired, no finalThe work was never signed off. Check the dates and who should fix it in T285. Ask the seller with T287.
Nothing comes upTry fewer words, the APN, or the old street name. Older homes may have paper records only. No result is not proof of no permit, and not proof of one either.
The house has a room, garage conversion or ADU with no permitScore it in T282, then see cost and risk in T283.