14. The system of claim 11 , wherein the instructions further include instructions to calculate completion scores for unique suffixes among the suffixes of the candidate queries, the completion scores representing an extent to which the unique suffixes are potential query completions for the partial query.
14. The system of claim 11 , wherein the instructions further include instructions to calculate completion scores for unique suffixes among the suffixes of the candidate queries, the completion scores representing an extent to which the unique suffixes are potential query completions for the partial query. 15. The system of claim 14 , wherein the instructions further include instructions to use the completion scores in selecting the one or more terms of the unique suffixes as the suggested query completions for the partial query.