| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [vb pp] [prep] the | 19920 |
|
| 2 | [vb pp] while [prep] the | 25 |
|
| 3 | [is] [vb pp] while the | 14 |
|
| 4 | [is] [vb pp] while [prep] | 8 |
|
