| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it [be] often [vb pp] | 48 |
|
| 2 | [subord] it be often [verb] | 48 |
|
| 3 | [subord] it [is] often [verb] | 42 |
|
| 4 | [subord] it is often [verb] | 39 |
|
| 5 | as it [be] often [verb] | 24 |
|
| 6 | [subord] it [be] often call | 8 |
|
| 7 | [subord] it [be] often called | 8 |
|
| 8 | although it [be] often [verb] | 7 |
|
| 9 | [subord] it was often [verb] | 6 |
|
| 10 | because it [be] often [verb] | 6 |
|
| 11 | [subord] it [be] often use | 6 |
|
| 12 | [subord] it [be] often used | 6 |
|
| 13 | [subord] it [was/were] often [verb] | 6 |
|
