Saalva was one of the countries sorrounding Kuru land .
Also, Saalva was the name of a king whom Amba loved and who was defeated by Bheeshma .
Also, one king Saalva was mentioned by Drupada , in Udyoga parva. It is not clear whether these two were different or the same person. The reader should remember the words like this , with difference in meaning or in reference but with similarity in spelling and therby similarity in pronunciation too.