Keyphrase analysis - Keyphrase qualifiers

To get the best result from their search results users type in qualifiers with their keyphase.

Here is a list of 7 different types of quantifiers taken from Overture represntative talking at Search Engine strategies in 2004:

1. Comparison / quality - compare car insurance
2. Adjective (price / product quality) - cheap car insurance, woman car insurance
3. Intended use - high milage car insurance
4. Product type - holiday car insurance
5. Vendor - Churchill car insuance
6. Location - car insurance uk
7. Action request - buy car insuance

(Source: http://www.davechaffey.com/Internet-Marketing)