Add spaces: steelframemadeofsolid5x7,5cmsteelpipes

Answer: steel frame made of solid 5 x 7,5 cm steel pipes

Add spaces: BibleDARBY,2Kings,Chapter8.ReadBibleonline.

Answer: Bible DARBY, 2 Kings, Chapter 8. Read Bible online.

Add spaces: HowmuchitcosttobeinbusinesswithCleeseandMikkelsenremainsatradesecret.

Answer:
How much it cost to be in business with Cleese and Mikkelsen remains a trade secret.