Brother, Greece is not a problem at all for Turkey. Now mediterranean is volatile, Here Greece is not alone. Turkey has to face some formidable Navies and Air forces including French , Israel, Egypt etc.
Forbs write,
"Israel also opposes Turkey’s moves in the Eastern Mediterranean. In late 2019, Turkish naval forces intercepted and drove back an Israeli research vessel operating near Cyprus. Israel reportedly responded by sending aircraft to circle over a Turkish drilling ship near Cyprus in a clear show of force. "