[1] Tap the letters in the grid to identify a search-word.
    - The letter boxes selected will turn GREEN.
[2] Tap the corresponding word in the black box above the grid.
    - To verify the selected search-word in the grid.
If the letters selected are correct you will hear a chime
    - The search-word in the black box will disappear.
When the search-words are all identified, yellow boxes will appear.
[3] Tap the yellow boxes to reveal the message below the grid.
SIX SIGMA SEARCH WORDS
Tap search-words in the black box, when found.