| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [pers pn] have been waiting | 13 |
|
| 2 | what [pers pn] have been waiting | 10 |
|
| 3 | what [pers pn] have been waiting | 10 |
|
| 4 | [pron] [pers pn] had been waiting | 8 |
|
| 5 | [pron] [pers pn] 've been waiting | 6 |
|
| 6 | [pron] we have been waiting | 5 |
|
| 7 | [indef pn] [pers pn] have been waiting | 5 |
|
