Separable Phrasal Verbs
The object may come after the following phrasal verbs or it may separate the two parts:
eg: "You have to do this paint job over."
"You have to do over this paint job."
When the object of the following phrasal verbs is a pronoun, the two parts of the phrasal verb must be separated:
"You have to do it over."
Set is based on : http://grammar.ccc.commnet.edu/grammar/phrasals.htm