"The police was looking for four criminals."
Translation:A rendőrség négy bűnözőt keresett.
Wow, this is complicated! All I know is that to me, "was" really sounds wrong. In researching the issue, it appears that "police" is one of a few collective nouns that always call for a plural verb, so it should be "were." https://en.oxforddictionaries.com/grammar/matching-verbs-to-collective-nouns