| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] be [prep] [det] | 220 |
|
| 2 | [vb past] be waiting [prep] | 115 |
|
| 3 | be waiting [prep] [det] | 69 |
|
| 4 | [vb past] be waiting [det] | 9 |
|
