run after

US /rʌn ˈæf.tər/
UK /rʌn ˈæf.tər/
"run after" picture
1.

correr atrás de, perseguir

to chase or pursue someone or something

:
The dog loves to run after squirrels in the park.
O cachorro adora correr atrás de esquilos no parque.
She had to run after her child who suddenly darted into the street.
Ela teve que correr atrás do filho que de repente disparou para a rua.
2.

correr atrás de, buscar

to try to achieve or obtain something, often with great effort

:
Many young people run after fame and fortune.
Muitos jovens correm atrás da fama e da fortuna.
He's always running after the latest trends.
Ele está sempre correndo atrás das últimas tendências.