Minesweeper/Game patterns

To become proficient at the game you must learn to recognize patterns in the playing field. In the following text:
 * c = left click
 * m = mine
 * n = any number
 * w = wall
 * x = don't know/don't care

Line patterns:

given: ... 1 1 1 1 1 1 1 ... play: ... m c c m c c m ...

given: 1 2 1 play: m c m

given: 1 2 2 1 play: c m m c

given: w 2 2 x play: w m m c

given: x 2 3 2 x play: c m m m c

given: x 2 3 3 2 x play: c m m m m c