IMSLP Forums

http://imslp.org/wiki/Ma_che_vi_fece,_K ... g_Amadeus)

Marked as for voice and string ensemble, but there are horns, flutes and bassoons once you get past the recit and into the aria.

Edit: Found a few more.

http://imslp.org/wiki/Bella_mia_fiamma, ... g_Amadeus)
http://imslp.org/wiki/Alcandro,_lo_conf ... g_Amadeus)
http://imslp.org/wiki/Alcandro,_lo_conf ... g_Amadeus)
http://imslp.org/wiki/Cos%C3%AC_dunque_ ... g_Amadeus)

Thank you for pointing those out, and they've all been fixed.