This is the 12048th most frequent Turkish word.
gördükçe
"As one sees" or "the more one sees."
'Gördükçe' implies an action (seeing) that invokes a repeated or conditional response (feeling joy).
Onu gördükçe içimi bir sevinç kaplıyor.
Every time I see him/her, I feel a surge of joy.
Here, 'gördükçe' connects the act of visually perceiving the sea with a habitual reminder of a desire.
Denizi gördükçe tatil yapmak istediğimi hatırlıyorum.
Seeing the sea always reminds me of wanting to go on vacation.
Usage of 'gördükçe' demonstrates the visual observation of people smiling leading to an emotional response.