The "plus" sign does not appear. The "and" sign cuts off the rest of the post, and appears in some URLs, such as the one you posted, causing them not to work.
I can spell and say the two longest (non-medical / non-technical) words in the english language. Floccinaucinihilipilification And Antidisestablishmentarianists (one letter longer than antidisestablishmentarianism)