A gamelan is a whole ensemble of gongs and metallophones playing as one, so it is read as harmony within a group. Dream books link it to interlocking roles and shared, layered effort.
Where in your waking life have you met something like this lately?
My Cosmic Code has a private dream journal. Write a dream down and the app picks out the symbols in it, shows what dream books say about them and, over time, which words recur across your entries. The journal is stored on your device only.