Sometimes the English language can really get your tongue in a twist. 
Try saying a few of these sentences fast, then try them three times in a row.

1. How much web would a web browser browse, if a web browser could browse web?

1. "What ails Alex?" asks Alice.

1. A big bug bit a bold bald bear and the bold bald bear bled blood badly.

1. Big ben blew big blue bubbles.

1. The fuzzy bee buzzed the buzzy busy beehive

1. When a doctor gets sick and another doctor doctors him, does the doctor doing the doctoring have to doctor the doctor the way the doctor being doctored wants to be doctored, or does the doctor doing the doctoring of the doctor doctor the doctor as he wants to do the doctoring?

1. I bought a box of biscuits, a box of mixed biscuits, and a biscuit mixer.

1. Clean clams crammed in clean cans.
   

1. Crisp crust crackles.
   

1. Greek grapes.
   

1. A knapsack strap.
   

1. Keenly cleaning copper kettles.
   

1. Come kick six sticks quick.
   

1. Literally literary.
   

1. A missing mixture measure.
   

1. Norse myths.
   

1. Paul, please pause for proper applause.
   

1. A pack of pesky pixies.

1. Preshrunk shirts.
   

1. Pooped purple pelicans.
   

1. The quack quit asking quick questions.
   

1. The queen coined quick clipped quips.
   

1. Roland road in a Rolls Royce.
   

1. Sexist sixties.
   

1. Stagecoach stops.
   

1. Strange strategic statistics.
   

1. Such a shapeless sash!
   

1. There goes one tough top cop!
   

1. Three free throws.

1. Which witch watched which watch?
   

1. Yellow leather, yellow feather, yellow lemon.
   

1. Local yokel jokes.

1. Zithers slither slowly south.