How can I save my vanda orchid?

Lucille Milano
by Lucille Milano
I have been nurturing a Vanda Orchid for 2 years. It was a baby and now has 8 spike leaves on each side, but all of them have dark uneven spots . they have large healthy roots , but no long thin ones that I see on other Vandas. Is it any good? what do I do to repair it?