This is the 1962nd most frequent Arabic word.
يمكنها
"She/it can" or "it is possible for her/it."
In this sentence, 'يمكنها' is used to express ability, suggesting that the subject has the capability to perform the action indicated by the verb 'القراءة' which means 'reading'.
يمكنها القراءة بسرعة.
She can read quickly.
Here, 'يمكنها' conveys permission or ability in a domestic context, emphasizing her skills in cooking tasty meals indicated by 'الطعام الشهي' which translates to 'delicious food'.
يمكنها أن تطهو طعاماً شهياً.
She can cook delicious food.
In this instance, 'يمكنها' shows possibility or permission contingent upon the subject's willingness as indicated by 'إذا أرادت' which means 'if she wants'.