Cant go wrong with Paul Van Dyk...these are my favorite Van Dyk songs:

For an Angel - Paul Van Dyk
Kaleidoscope - Paul Van Dyk
Nothing But You - Paul Van Dyk
Crush - Paul Van Dyk

Some other great songs:

JFK - Whiplash **My personal #1 best trance Song EVER!!**
Silverblue - Do you Know (vocal mix)
Foggy - Come Into My Dreams
Foggy - Your Eyes
DJ Irene - Open your Eyes
Voodoo & Serano - Overload
DJ Miss Lisa - Crawer (Linkin Park remix)
DJ Mystik - Moonlight Shadow
DJ Mystik - Trance Emotion
DJ Mystik - Firedance
DJ Mystik - I See Stars
DJ Mystik - Dark of The Night
DJ Mystik - I need your love
Paul Okenfold - Send Me An Angel

Too Much to list haha