Add spaces: AshortintroductiontothelifeandworkofJohanneLuiseHeiberg

Answer: A short introduction to the life and work of Johanne Luise Heiberg

Add spaces: Puttheleavesontheinfectedareaandkeeptheminplacewithacompression.

Answer: Put the leaves on the infected area and keep them in place with a compression.

Add spaces: M12expandingfittings,suitableforroundtube/pipe:17,9-19,7mm

Answer:
M12 expanding fittings, suitable for round tube / pipe: 17,9 - 19,7 mm