In case you are not aware, your real name appears to be showing in the forum, if you want to change this then follow the instructions in the following FAQ
Were your claims successful? If they weren't them probably not for the 2017 claim as they routinely destroy documents that are over 13 months old and not in connection with a valid claim, they may still have the 2018 form. If you do have an award then both forms should be available, however, the 2017 form may now be in offsite storage and require a Subject Access Request to retrieve it.