This text is missing some spaces, please add them: ThefamilyhadsufferedterriblythroughtheNazicampaignagainsttheJews,however,andfourofErdös'sunclesandauntshadbeenmurdered.
The family had suffered terribly through the Nazi campaign against the Jews, however, and four of Erdös's uncles and aunts had been murdered.

This text is missing some spaces, please add them: In1944HouseholderlefttheCommitteeforMathematicalBiologyandbecameinvolvedinthewareffort.
In 1944 Householder left the Committee for Mathematical Biology and became involved in the war effort.

This text is missing some spaces, please add them: Howtomakekeyloggerundectectablebyanti-virus
How to make keylogger undectectable by anti-virus