| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be at the centre | 209 |
|
| 2 | was at the centre | 59 |
|
| 3 | is at the centre | 55 |
|
| 4 | be at the centre | 28 |
|
| 5 | been at the centre | 26 |
|
| 6 | were at the centre | 15 |
|
| 7 | are at the centre | 11 |
|
| 8 | being at the centre | 6 |
|
