Its always best to start off observing peculiar things at the coincidence level. Then, as more data is gathered or perceived, the coincidence might become another case of synchronicity.
http://c-shapes.blogspot.ca/2013/10/the-internet-1969-october-29.html
Patterns of Coincidence and Synchronicity can always be perceived, if one is curious enough.
http://patternsofsynchronicity.blogspot.ca/2013/11/1965-nov-9.html
http://c-shapes.blogspot.ca/2013/11/intersections-through-time-and-space.html