| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] and it is often | 14 |
|
| 2 | [noun sg] and it is often | 9 |
|
| 3 | and it is [adv] often | 5 |
|
| 4 | and it is often [adj] | 31 |
|
| 5 | and it is often [adj] | 19 |
|
| 6 | and it is often [verb] | 17 |
|
| 7 | and it is often [vb pp] | 17 |
|
| 8 | and it is often [art] | 8 |
|
| 9 | and it is often [art] | 8 |
|
| 10 | and it is often difficult | 6 |
|
| 11 | and it is often difficult | 6 |
|
| 12 | and it is often [det] | 6 |
|
| 13 | and it is often [adj -er] | 6 |
|
| 14 | and it is often the | 5 |
|
| 15 | and it is often easier | 5 |
|
| 16 | and it is often easy | 5 |
|
| 17 | and it is often the | 5 |
|
