When you transfer your raw data to MyHeritage and you do not take a subscription .
Can you see and get in touch with your matches here at MyHetritage?
Please send any problem & questions around DNA directly to the support (firstname.lastname@example.org). In the title of the email place somewhere the word DNA, and this will forward quickly to the DNA support team.
Take a look on the following Post from Yehudah (MyHeritage): https://www.myheritage.com/support-post-1125551/dna-questions-for-myheritage#posting1125551