Add spaces: ThisisthefourthvolumeofthejournaloftheDanishInstituteatAthenswitharticlesinthefieldsofGreekarchaeology,history,philologyandliterature.

Answer: This is the fourth volume of the journal of the Danish Institute at Athens with articles in the fields of Greek archaeology, history, philology and literature.

Add spaces: BrazilintroducesnewGMPrequirementsformedicaldevicesandIVDs

Answer: Brazil introduces new GMP requirements for medical devices and IVDs

Add spaces: Ifirreconcilableconflictsaroseinahunter-gathererflock-andthishappened,ofcourse-thepersonhadtojoinanotherflockordieinsolitude.

Answer:
If irreconcilable conflicts arose in a hunter-gatherer flock - and this happened, of course - the person had to join another flock or die in solitude.