This is the 734th most frequent Greek word.
παντού
"Παντού" means "everywhere."
παντού is used adverbially here to mean 'everywhere' as indicating all places.
Παντού πηγαίνουμε μαζί.
We go everywhere together.
παντού illustrates the idea of extension to all locations regarding where flowers appear.
Η άνοιξη φέρνει λουλούδια παντού.
Spring brings flowers everywhere.
παντού specifies the scope of the action, conveying universality in the places searched.