| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] had been [v-ing] for | 265 |
|
| 2 | [Wh pn] had been [v-ing] [prep] | 161 |
|
| 3 | [Wh pn] had been [v-ing] [prep] | 161 |
|
| 4 | [Wh pn] had been [verb] for | 87 |
|
| 5 | [Wh pn] have been [v-ing] for | 84 |
|
| 6 | [Wh pn] [verb] been [v-ing] for | 84 |
|
| 7 | [Wh pn] [vb past] been [v-ing] for | 33 |
|
| 8 | [Wh pn] had [been] [v-ing] for | 29 |
|
| 9 | [Wh pn] had been [v-ing] for | 29 |
|
| 10 | [Wh pn] had be [v-ing] for | 29 |
|
| 11 | [Wh pn] had [be] [v-ing] for | 29 |
|
