They don't "compromise" because they don't agree with his far left rhetoric. Hence, why they are Conservatives and he is Liberal. If he didn't lean so far left, there would be more work getting done.
Don't fall for Obama's "blame everyone else except me" crap.
I love how now Obama is "far left". The most allegedly liberal and "socialist" thing he's done is to propose a healthcare system similar to the current GOP frontrunner. I hope you realize that if anyone's being fooled it's you. Obama has done more than enough to compromise, with literally no help from conservatives.