| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [vb pp] [prep] | 49363 |
|
| 2 | have [been] waiting [prep] | 273 |
|
| 3 | have [been] [vb pp] waiting | 10 |
|
| 4 | [been] [vb pp] waiting [prep] | 8 |
|
| 5 | have [vb pp] waiting [prep] | 5 |
|
