A dictionary of Confusable Phrases: More Than 10,000 Idioms and Collocations

come into the world • go out into the world
come into the world —
1
. be born or created: The records
show that he came into the world in June of 
1
942. 2. (of a
book, etc.) come out: This little treatise came into the world
last year.
go out into the world —have more contact with people or
places: We need to get out of the arena of the sheltered life
and go out into the world.
come it • go it
come it—(sl.) 
1
. succeed in doing smth.; attain one’s purpose:
I meant to pay him last week but I couldn’t come it. 2. do
smth.; perform one’s part: I can come it pretty well — nobody
better, perhaps, in my own line. 3. perpetrate smth. illicit or
criminal: I told the prisoner if she came it any more, I certainly
would lock her up.
go it—(coll.) act more vigorous than is usual: She was really
going it today — she did more work than she did during the
whole of last week.
Note: 
a) The expression does not correlate in meaning with
the phrase go it alone— act independently: He quit working for
the company and decided to go it alone as a consultant, in-
stead.
b) Neither expression correlates in meaning with the phrase
run it
—(UK) used of a vessel which in time of war does not sail
with convoy: The only merchant-ship bound to England is so
well armed as to be able to run it.
come it over someone • come over someone
come it over someone —(coll.) get the advantage of or impose
on a person (also: come it with someone): I can see through
your game, I see you want to come it over me with your hon-
eyed words.
come over someone —(of an intense emotion) overwhelm smb.;
affect a person excessively (also: overcome someone): A fit of
stubbornness came over him and he refused to have anything
further to do with the scheme.