Problem: Add spaces: Adelayorcompleteblockoftheelectricalimpulseasittravelsfromthesinusnodetotheventricles.

Spaces added: A delay or complete block of the electrical impulse as it travels from the sinus node to the ventricles.

Problem: Add spaces: Saturday10February,201861830111requestssinceTuesday16December,2003

Spaces added: Saturday 10 February, 2018 61830111 requests since Tuesday 16 December, 2003

Problem: Add spaces: NewSevenWondersoftheWorld-photos,ChichenItza-ChacMoolphotography

Spaces added: New Seven Wonders of the World - photos, Chichen Itza - Chac Mool photography

Problem: Add spaces: 15:23InthefiftiethyearofAzariahkingofJudahPekahiahthesonofMenahembegantoreignoverIsraelinSamariafortwoyears.

Spaces added:
15:23 In the fiftieth year of Azariah king of Judah Pekahiah the son of Menahem began to reign over Israel in Samaria for two years.