| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] on [art] | 228 |
|
| 2 | that have been on [art] | 14 |
|
| 3 | that have been [v-ing] [art] | 13 |
|
| 4 | that have been [v-ing] on | 10 |
|
