Search at Dotlets.com.

Domain name parking keywords, amount paid per click ($2.00 and higher) from August 25 through September 7, 2008:

• online auto insurance quote, car insurance, health insurance : $2.30 average
• student loans $2.57
• car insurance $3.29
• credit card $2.53
• used cars $2.34
• credit report $2.71

One more keyword that didn’t quite make the cut, but still paid fairly well:

• pet meds $1.21

If you like my keyword lists, please do a complete search at Dotlets.com.