Include quotation marks around your search terms when you want to find them together, ie. "Red River Campaign"
[Terry's Texas Rangers, c. 1863], Photograph, 1863; (http://texashistory.unt.edu/ark:/67531/metapth799/ : accessed January 05, 2016), University of North Texas Libraries, The Portal to Texas History, http://texashistory.unt.edu; crediting Fort Bend Museum, Richmond, Texas.