| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is often [verb] | 75 |
|
| 2 | [conj] it is often [vb pp] | 75 |
|
| 3 | [subord] it is often [verb] | 39 |
|
| 4 | [coord] it is often [verb] | 27 |
|
| 5 | as it is often [verb] | 21 |
|
| 6 | as it is often [verb] | 21 |
|
| 7 | and it is often [verb] | 17 |
|
| 8 | and it is often [verb] | 17 |
|
| 9 | but it is often [verb] | 10 |
|
| 10 | but it is often [verb] | 10 |
|
| 11 | that it is often [verb] | 9 |
|
| 12 | that it is often [verb] | 9 |
|
| 13 | [that] it is often [verb] | 9 |
|
| 14 | [conj] it is often use | 7 |
|
| 15 | [conj] it is often used | 7 |
|
| 16 | although it is often [verb] | 7 |
|
| 17 | although it is often [verb] | 7 |
|
| 18 | [conj] it is often call | 7 |
|
| 19 | [conj] it is often called | 7 |
|
