3. The method of claim 2 , wherein the target content comprises a conversation between members of a social network, and using the set of identified unambiguous terms to identify supplemental content to deliver comprises matching the identified unambiguous terms to the target content to identify unambiguous target terms and matching the unambiguous target terms to advertisement keywords to select one or more advertisements to present as supplemental content to the user of the computing device.
2. The method of claim 1 , further comprising using the set of identified unambiguous terms to identify supplemental content to deliver along with target content to a user of a computing device.