sentences:  In Marikina city, numerous other creeks flow nearby the Marikina river but are not directly connected.These include the Bankaan Creek in Barangay Parang, the Concepcion Creek in Barangay Concepcion Dos, and the Usiw Creek in Barangay Santa Elena.Instead, these waterways are linked in a complex network with the Balanti, Halang, and Muntingdilao Creeks and the Sapang Baho River, eventually emptying into Manggahan Floodway and Laguna de Bay.