| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [pos pn] [noun sg] [prep] | 23 |
|
| 2 | have been [v-ing] their [noun sg] [prep] | 16 |
|
| 3 | have been [v-ing] [pos pn] [noun sg] for | 5 |
|
| 4 | have been [v-ing] [pos pn] [noun sg] for | 5 |
|
