| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] had [be] waiting for | 7 |
|
| 2 | [noun pl] had been waiting for | 7 |
|
| 3 | [noun pl] had [been] waiting for | 7 |
|
| 4 | [noun pl] had be waiting for | 7 |
|
