| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been waiting for [adj] [noun pl] | 8 |
|
| 2 | have been waiting for [adj] [noun pl] | 8 |
|
| 3 | have been waiting [prep] [adj] [noun pl] | 8 |
|
| 4 | have been waiting [prep] [num] [noun pl] | 6 |
|
