| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [verb] for [det] [noun] | 136 |
|
| 2 | had been [v-ing] for [det] [noun] | 64 |
|
| 3 | have been waiting for [det] [noun] | 16 |
|
| 4 | [verb] been waiting for [det] [noun] | 16 |
|
| 5 | had been waiting for [adj] [noun] | 11 |
|
| 6 | [vb past] been waiting for [det] [noun] | 9 |
|
| 7 | had been waiting [prep] [det] [noun] | 7 |
|
| 8 | had been wait for [det] [noun] | 7 |
|
| 9 | had [been] waiting for [det] [noun] | 7 |
|
| 10 | had [be] waiting for [det] [noun] | 7 |
|
| 11 | had be waiting for [det] [noun] | 7 |
|
