How to press control and shift keys in Selenium

We can use below code to press control, delete and shift keys in Selenium.

 driver.findElement(By.id("abc")).sendKeys(Keys.CONTROL + "a"); 
 driver.findElement(By.id("abc")).sendKeys(Keys.DELETE);   
 String keys = Keys.chord(Keys.ALT, Keys.SHIFT,"p"); 
 driver.findElement(By.id("abc")).sendKeys(keys);
 driver.findElement(By.name("name")).sendKeys(Keys.TAB);

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