Below is the graph for the 4 keyword. facebok,Faceebook,fezbuk,facbook. side by side differentiating each keyword together with its competing pages below. I would try to optimized the keyword “Faceebook”, It’s just for now. Because facbook has 871,000 competing pages which are very steep for me to climb.

Here are the competing pages on searching each keyword. For me the facbook keyword rocks to be optimized.
Results 1 - 10 of about 871,000 for facebok. (0.16 seconds)
Results 1 - 10 of about 630,000 for faceebook. (0.17 seconds)
Results 1 - 10 of about 461,000 for facbook. (0.16 seconds)
Results 1 - 10 of about 38,000 for fezbuk. (0.27 seconds)
Now check it on Google tunisians.