| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | mainly because it be | 22 |
|
| 2 | mainly because it [be] | 22 |
|
| 3 | mainly because it [verb] | 18 |
|
| 4 | mainly because it [is] | 16 |
|
| 5 | mainly because it is | 12 |
|
| 6 | mainly because it [vb -s] | 12 |
|
| 7 | mainly because it [vb past] | 6 |
|
| 8 | mainly because it [was/were] | 6 |
|
| 9 | mainly because it was | 6 |
|
