| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [verb] for | 1650 |
|
| 2 | has been [v-ing] for | 270 |
|
| 3 | [verb] been waiting for | 236 |
|
| 4 | have been waiting for | 236 |
|
| 5 | [vb -s] been waiting for | 36 |
|
| 6 | has been waiting [prep] | 24 |
|
| 7 | has been waiting [prep] | 24 |
|
| 8 | has be waiting for | 21 |
|
| 9 | has been waiting for | 21 |
|
| 10 | has been wait for | 21 |
|
| 11 | has [be] waiting for | 21 |
|
| 12 | has [been] waiting for | 21 |
|
