came with a car

0 In a few minutes came a police car02br
00 In a few minutes came the police (and you can add — "in a car")02br
00 The police arrived in a few minutes (I can't think of it traveling another way than in a car...) 0-

0Sorry, I'm not agree with you. I think we can't say without subject.02br
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00I got another question, why can't we say, "After a few moments"? 0-

0I personally wouldn't use "moments" because to me, it's a very short period of time.02br
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00 After a few minutes, the police arrived. (Fine with me)02br
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00 There's no subject missing in Ant's post. Police is the subject. 02br
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00Sometimes, the verb can come first before the subject. That's the beauty of English. Don't ask

0Can we say,02br
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00came with / by a police car? 0-

0I have no problem with the following02br
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00My client came in a taxi/cab. 02br
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00My client came with his wife.02br
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00He came by taxi/bus/train/whatever transport he preferred.02br
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00So to me, came with (someone/something) means the subject and the someone or something came together. That's it. For

0Thanks for your explanation.So, we normally say,02br
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00After a few minutes, the police came.02br
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00Then, we understood the police came in a patrol car or police car. We no need to mention what kind of car they ride.02br
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00Am I right? 0-

0Yes. You got it! You can mention if it's something our of the ordinary and you want your readers to know that.02br
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00They arrived in limousine police cars and everyone was surprised. (But this doesn't fit in your context because it's not the highlight of your story, is it?)02br
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00If you still don't understand why it's redundant, try say, I walk