
1) German surname
Found on
https://www.crosswordclues.com/clue/aach
[river] The Aach is a river in Arbon in Switzerland, formed by the confluence of two rivers, each about nine kilometers long. It flows through the city of Arbon and after almost two kilometers flows into Lake Constance The link road Arbon-Landquart crosses the Aach. Built in 1910, the bridge over the river was completely renovated for the f...
Found on
http://en.wikipedia.org/wiki/Aach_(river)

American Academy on Communication in Healthcare [Formerly: American Academy on Physician and Patient]
Found on
http://www.encyclo.co.uk/local/20895
No exact match found.