Problem: Add spaces: Aseriousplague"theblackdeath"devastatedatthattimeTheNordicContries.

Spaces added: A serious plague "the black death" devastated at that time The Nordic Contries.

Problem: Add spaces: So,IthinkIhavetotryoutallofthesedressestochoosethebestoneforme.

Spaces added: So, I think I have to try out all of these dresses to choose the best one for me.

Problem: Add spaces: Onthe21stofNovemberIwenttoMoroccoandtravelledaroundthecountryforamonthbybicycle.

Spaces added: On the 21st of November I went to Morocco and travelled around the country for a month by bicycle.

Problem: Add spaces: VitaminDintheformofD3.

Spaces added:
Vitamin D in the form of D3.