| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [verb] [prep] [noun] | 4943 |
|
| 2 | had been [v-ing] [prep] [noun] | 400 |
|
| 3 | have been waiting [prep] [noun] | 33 |
|
| 4 | [verb] been waiting [prep] [noun] | 33 |
|
| 5 | [vb past] been waiting [prep] [noun] | 15 |
|
| 6 | had [be] waiting [prep] [noun] | 13 |
|
| 7 | had be waiting [prep] [noun] | 13 |
|
| 8 | had [been] waiting [prep] [noun] | 13 |
|
| 9 | had been wait [prep] [noun] | 13 |
|
