| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] might have been [v-ing] | 99 |
|
| 2 | [pers pn] might have been [v-ing] | 92 |
|
| 3 | they [modal v] have been [v-ing] | 81 |
|
| 4 | they might have been [verb] | 53 |
|
| 5 | they might have be [v-ing] | 15 |
|
| 6 | they might have [be] [v-ing] | 15 |
|
| 7 | they might have been [v-ing] | 15 |
|
| 8 | they might have [been] [v-ing] | 15 |
|
| 9 | they might [verb] been [v-ing] | 15 |
|
