A method performed on a client computing device for providing a graphical user interface for searching through topics and user profiles. It includes rendering, the graphical user interface comprising a first search node, associated with a first node data structure; receiving user input corresponding to a selection of one of the first plurality of nodes as a second search node; and node position input of the second search node; transmitting, a selection request corresponding to the node selection of one of the first plurality of nodes; receiving, data relating to a second plurality of node data structures associated with the second search node; generating on the graphical user interface the second search node at a location on the graphical user interface corresponding to the node position input; and a linking member connecting the first search node to the second search node.