Will Banks be willing to lend for my mortgage?

I have a perfect credit rating of 999 out of 999. The only things I have ever paid for is my mobile phone monthly & my Netflix account. I have never missed a payment. My boyfriend has paid off his car & other things on his own, also with no late payments. I worry that we may not be able to get a mortgage as I have only had a mobile to pay for. Will banks still be willing to lend?

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