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-As he said he was really busy she didn't ring him though she needed to talk to him.
-Like he said he was really busy she didn't ring him though she needed to talk to him.

Would the sencond one be correct?
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Maj,

I favor the first example, though I suspect the second example is fine for informal usage. I know that I often hear the second form used in everyday conversation. I doubt, however, that the second example is fine for formal usage, though I could be wrong. I would use "As".

Here are a couple links that shed more light on this topic:

(the links are live; you need not copy and paste)

[url="http://www.bartleby.com/64/C001/033.html "]Like[/url]: http://www.bartleby.com/64/C001/033.html

[url="http://www.bartleby.com/64/C001/012.html#AS "]As[/url]:

I hope that helps.
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That was quite helpful really. Thanks a lot.
My pleasure, Maj.