| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [Wh adv] it is [adv] [verb] | 10 |
|
| 2 | [verb] [Wh adv] it is [adv] [verb] | 7 |
|
| 3 | [noun sg] [Wh adv] it is [adv] [verb] | 6 |
|
| 4 | [Wh adv] it is [adv] [adv] [verb] | 9 |
|
| 5 | [Wh adv] it is [adv] [adv] [verb] | 7 |
|
| 6 | [Wh adv] it is [adv] [adj] [verb] | 37 |
|
| 7 | [Wh adv] it is [adv] [adj] [verb] | 36 |
|
| 8 | [Wh adv] it is [adv] [adv] [verb] | 8 |
|
| 9 | [Wh adv] it is [adv] [adv] [verb] | 7 |
|
| 10 | [Wh adv] it is [adv] difficult [verb] | 7 |
|
| 11 | [Wh adv] it is [adv] difficult [verb] | 7 |
|
| 12 | [Wh adv] it is [adv] important [verb] | 6 |
|
| 13 | [Wh adv] it is [adv] important [verb] | 6 |
|
| 14 | [Wh adv] it is [adv] [verb] [conj] | 6 |
|
