Proper usage of "Over" with verbs

[Jyothi]

Can anybody tell me about the proper usage of the word "over" with verbs such as "come over" , "pull over" etc., and how does the meaning change with its usage?

thanks,
Jyothi

[Milanya]

This might help.
http://dictionary.cambridge.org/results.asp?searchword=over
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con·text - The part of a text or statement that surrounds a particular word or passage and determines its meaning.

[Jyothi]

Thank you very much Milanya, It was very helpful.

Jyothi