| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [coord] it is often | 14 |
|
| 2 | [noun sg] [coord] it is often | 9 |
|
| 3 | [coord] it is [adv] often | 15 |
|
| 4 | [coord] it is [adv] often | 11 |
|
| 5 | [coord] it is often [adj] | 41 |
|
| 6 | [coord] it is often [adj] | 28 |
|
| 7 | [coord] it is often [verb] | 27 |
|
| 8 | [coord] it is often [vb pp] | 27 |
|
| 9 | [coord] it is often [art] | 11 |
|
| 10 | [coord] it is often [art] | 11 |
|
| 11 | [coord] it is often difficult | 10 |
|
| 12 | [coord] it is often difficult | 10 |
|
| 13 | [coord] it is often [adj -er] | 7 |
|
| 14 | [coord] it is often the | 6 |
|
| 15 | [coord] it is often [det] | 6 |
|
| 16 | [coord] it is often the | 6 |
|
| 17 | [coord] it is often a | 5 |
|
| 18 | [coord] it is often easier | 5 |
|
| 19 | [coord] it is often easy | 5 |
|
| 20 | [coord] it is often a | 5 |
|
