Add spaces: Woulditrestrictotherdrugs?PriortotryingtoorderHarVokseinFrankfortSouthAfricaorinUK,seetoitthattheitemwouldn'trestrictanydrugsanindividualiscurrentlytaking.

Answer: Would it restrict other drugs? Prior to trying to order Har Vokse in Frankfort South Africa or in UK, see to it that the item wouldn't restrict any drugs an individual is currently taking.

Add spaces: TheRoundToweristheoldestfunctioningobservatory,andtherehasbeenlookedatthestarssince1642.

Answer: The Round Tower is the oldest functioning observatory, and there has been looked at the stars since 1642.

Add spaces: AttheendoftheVikingperiod,thelargeringfortresseswerebuilt.

Answer:
At the end of the Viking period, the large ring fortresses were built.