Negative scenarios for google search page

Access the url: www.google.com

1. Enter negative numbers and click search button.
    ex: '-12'

2. Special Characters
    ex: '#@$'

3. Lengthy Characters
   ex: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

Search by voice:

Prerequisite: Microphone already connected to system.

4. Click mic button and don't speak anything.

5. Blow air in the microphone, when 'Speak now' message is displayed.

Below are some of the negative scenarios, related to other functionalities.

Negative Scenarios for 'Lift':

1. Enter more than the specified person.

2. press stop before the destination.

3. press opposite button from the source. 

   ex: if on ground floor press down button and vice versa.

4. Bring obstacle when lift doors are about to close.

5. Power off when lift moving downwards.

    ex: 5th floor to 4th floor

Negative Scenarios for 'Glass of water':

- Check by filling the water greater than the capacity, it overflows or not ?

- Place the glass inverted and to fill the glass, water splits outside or not  ?