I want help with an "Existing" taxonomy search box on my WordPress website.

visit: [login to view URL] For the USA states of: Washington (state), Oregon, Nevada, California, Arizona, New Mexico, Texas, Utah, Colorado, Illinois, North Carolina and South Carolina. For these States, I want included ONLY USA cities with a population of 30,000 or more. The other 38 states, include ONLY cities with population 200,000 or more. ----*Alphabetical order*------ I also want help with my result page. visit [login to view URL] go to "Comunidad" and I want a result page similar to that one.