You are likely going to need to attach a sample app or the data model etc. in order for someone to help you on this one. That being said, you can try having a look on the Design Blog site to see if something there may help as well:
To help users find verified answers, please do not forget to use the "Accept as Solution" button on any post(s) that helped you resolve your problem or question. I now work a compressed schedule, Tuesday, Wednesday and Thursday, so those will be the days I will reply to any follow-up posts.
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