16. A machine-readable medium comprising instructions stored therein, which when executed by a machine, cause the machine to perform operations comprising: receiving an indication of a request to provide a user with one or more suggestions; identifying one or more social content items; selecting a plurality of n-grams from the one or more social content items, each of the n-grams representing a plurality of terms from the one or more social content items, the social content items comprising content corresponding to activity performed by at least one user within a social networking service; assigning a score to each of the plurality of n-grams based on one or more significance criteria; generating one or more candidate suggestions from the n-grams based on the score of each of the plurality of n-grams, the one or more candidate suggestions including recommended actions to perform within the social networking service; identifying one or more contacts or groups of contacts associated with at least one of the one or more candidate suggestions; and providing the one or more contacts or groups of contacts for display by the social network service, along with the at least one of the one or more candidate suggestions to facilitate additional user activity within the social networking service.
16. A machine-readable medium comprising instructions stored therein, which when executed by a machine, cause the machine to perform operations comprising: receiving an indication of a request to provide a user with one or more suggestions; identifying one or more social content items; selecting a plurality of n-grams from the one or more social content items, each of the n-grams representing a plurality of terms from the one or more social content items, the social content items comprising content corresponding to activity performed by at least one user within a social networking service; assigning a score to each of the plurality of n-grams based on one or more significance criteria; generating one or more candidate suggestions from the n-grams based on the score of each of the plurality of n-grams, the one or more candidate suggestions including recommended actions to perform within the social networking service; identifying one or more contacts or groups of contacts associated with at least one of the one or more candidate suggestions; and providing the one or more contacts or groups of contacts for display by the social network service, along with the at least one of the one or more candidate suggestions to facilitate additional user activity within the social networking service. 18. The machine-readable medium of claim 16 , wherein the one or more significance criteria includes one or more of popularity of the n-grams, volume of social activity performed with respect to the one or more social content items, a social affinity of the user and one or more contacts associated with the one or more social content items, a level of interest of the user in content items relating to the n-grams, or relevance of the n-grams to user activity.