Lost Cream Goldendoodle in Magnolia - Help!

he's a goldendoodle male cream color with tan color in the ears wear a blue collar with a blue tag have a scar in he's head he was in my yard playing and he disappeared my son look all around in our subdivision and he don't find him he's not fix and he don't have a chip because my situation my son take him to the vet recently I was diagnosed with guillain Barre syndrome on 2021 and I was left with residuos of the illness I walk with a walker and suffer from anxiety and depression he was my companion.