| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] be [verb] on for | 18 |
|
| 2 | it [vb -s] been [verb] on for | 18 |
|
| 3 | it [vb -s] be [verb] on for | 18 |
|
| 4 | it [vb -s] be [v-ing] on for | 16 |
|
| 5 | it [vb -s] be go on for | 15 |
|
| 6 | it 's be [verb] on for | 14 |
|
| 7 | it [vb -s] be going on for | 14 |
|
