| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it [is] often [verb] | 42 |
|
| 2 | [subord] it [is] often [vb pp] | 42 |
|
| 3 | [subord] it [is] often [verb] | 42 |
|
| 4 | [subord] it is often [verb] | 39 |
|
| 5 | as it [is] often [verb] | 21 |
|
| 6 | [subord] it [is] often call | 7 |
|
| 7 | although it [is] often [verb] | 7 |
|
| 8 | [subord] it [is] often called | 7 |
|
| 9 | [subord] it [is] often used | 6 |
|
| 10 | [subord] it [is] often use | 6 |
|
| 11 | because it [is] often [verb] | 5 |
|
