Travis Decker's search history contained a lot of questions about moving to Canada just before his daughters went missing ... according to the U.S. Marshals Service. In a new affidavit filed earlier this week,

Travis Decker was apparently already planning something at least a week before he allegedly killed his three little girls — Googling “how to relocate to Canada’’ and “jobs Canada,’’ according to new court papers.

Federal court documents show Travis Decker searched for jobs and how to relocate to Canada days before his three daughters were murdered.