| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they had been [verb] | 1206 |
|
| 2 | they had been [v-ing] | 294 |
|
| 3 | [pron] had been talking | 56 |
|
| 4 | [pers pn] had been talking | 50 |
|
| 5 | they [verb] been talking | 20 |
|
| 6 | they have been talking | 20 |
|
| 7 | they [vb past] been talking | 16 |
|
| 8 | they had been talking | 12 |
|
| 9 | they had [been] talking | 12 |
|
| 10 | they had been talk | 12 |
|
| 11 | they had [be] talking | 12 |
|
| 12 | they had be talking | 12 |
|
