You would have thought labour would look after its core vote, rather than stab them in the back.

If they get back down to their core vote they are in serious trouble.

Third, don't be swayed by radical demands to change course, to appeal directly to the so-called "core vote".

Well that seems to indicate the problem for them: rely on your 20% core vote, or try to expand it by acknowledging the inevitable.

Most analysts believe the Alliance has a core vote of only 14 to 17 percent.

Please the core vote to get nominated then the moderate middle to get elected.

"No longer having to fight for that core Republican vote completely changes the race in Texas," he said.

Part of National's core vote comes from provincial centres.

How much of the black vote need he take to undermine Obama's core vote?

This speech does appear to be a desperate attempt by Dave to shore up the core vote.