| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] [prep] [det] [noun sg] | 16 |
|
| 2 | have been [v-ing] on [det] [noun sg] | 5 |
|
| 3 | have been [v-ing] on [det] [noun sg] | 5 |
|
| 4 | have been [v-ing] [prep] another [noun sg] | 5 |
|
