Glitch in searches with special words?

Searching the word "TV" in Listal lists gives a blank page as result.

www.listal.com/listsearch/tv

Same for the words "books", "movies", "music", "games", "people", "list".

www.listal.com/listsearch/books
www.listal.com/listsearch/movies
www.listal.com/listsearch/music
www.listal.com/listsearch/games
www.listal.com/listsearch/people
www.listal.com/listsearch/list