Syncing audio files

I'm editing a sizzle and after organizing the project was told there was actually separate audio recorded. So now I have nicely organized sequences in my project (one video layer and 8 layers of on-board camera audio) that I need to sync these audio files to. The audio files are not organized in any fashion at all, so I don't know which audio files go with which video files. What's the best way to sync these and get them into my sequences? See picture for organization:

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