You can join adjacent cells of the table. As a result, there will be one big cell. In order to do this:
| • | select the first cell with the help of a mouse; |
| • | left click and, without leaving it, move the mouse in order to select the group of cells; |
| • | on the selected region, right click the mouse in order to show the context menu of the cells; |
| • | in the context menu, choose the "Join cells" item. |
In order to split a cell, call its context menu and choose the "Split cell" item.