| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] they have been [v-ing] [prep] | 68 |
|
| 2 | when [pron] have been [v-ing] [prep] | 36 |
|
| 3 | when they have been [verb] [prep] | 18 |
|
| 4 | when they have [been] [v-ing] [prep] | 5 |
|
| 5 | when they have be [v-ing] [prep] | 5 |
|
| 6 | when they [verb] been [v-ing] [prep] | 5 |
|
| 7 | when they have been [v-ing] [prep] | 5 |
|
| 8 | when they have [be] [v-ing] [prep] | 5 |
|
