1. A method comprising, by a computing device: accessing a prior structured query previously selected by a first user of an online social network, the prior structured query corresponding to a first set of search results, wherein the prior structured query comprises references to one or more objects associated with the online social network; identifying changes to the first set of search results corresponding to the prior structured query; and sending, to a client system of the first user, one or more suggested structured queries for display to the first user, wherein at least one of the suggested structured queries is a dynamic query comprising at least a portion of the prior structured query and a reference to the identified changes to the first set of search results corresponding to the prior structured query.