This series seems to be ongoing. The first three books on the list are published here, the fourth is not yet published here, but I am not sure that the fourth book will be the last. The Gift The Riddle The Crow The Singing (only published in Australia as yet) Will be putting the first three of these...

Just reading The Crow which is the third of ...not quite sure at present as I think this is going to be a series rather than a trilogy as I had previously expected. This is the third in the PELLINOR group of books, written by Alison Groggon, the first and second being The Gift and The Riddle respectively...