| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adj] [to-vb] [Wh adv] [det] | 148 |
|
| 2 | [is] [adj] [verb] [Wh adv] [det] | 146 |
|
| 3 | is [adj] [verb] [Wh adv] [det] | 132 |
|
| 4 | [is] [adj] [verb] how [det] | 116 |
|
| 5 | [is] [adj] to see [Wh adv] [det] | 66 |
|
| 6 | [is] [adj] see [Wh adv] [det] | 66 |
|
| 7 | [is] difficult [verb] [Wh adv] [det] | 51 |
|
| 8 | [is] difficult [verb] [Wh adv] [det] | 51 |
|
| 9 | [is] hard [verb] [Wh adv] [det] | 30 |
|
| 10 | [is] hard [verb] [Wh adv] [det] | 30 |
|
| 11 | [is] [adj] [verb] [Wh adv] this | 30 |
|
| 12 | [is] [adj] [verb] [Wh adv] much | 29 |
|
| 13 | [is] [adj] [verb] [Wh adv] such | 25 |
|
| 14 | [is] [adj] [verb] why [det] | 23 |
|
| 15 | [is] easy [verb] [Wh adv] [det] | 19 |
|
| 16 | [is] [adj] [verb] [Wh adv] these | 18 |
|
| 17 | [is] easy [verb] [Wh adv] [det] | 18 |
|
| 18 | 's [adj] [verb] [Wh adv] [det] | 16 |
|
| 19 | [is] impossible [verb] [Wh adv] [det] | 14 |
|
| 20 | [is] impossible [verb] [Wh adv] [det] | 14 |
|
| 21 | [is] [adj] [verb] [Wh adv] many | 14 |
|
| 22 | [is] important [verb] [Wh adv] [det] | 11 |
|
| 23 | [is] [adj] [verb] [Wh adv] any | 11 |
|
| 24 | [is] important [verb] [Wh adv] [det] | 11 |
|
| 25 | [is] [adj] to say [Wh adv] [det] | 11 |
|
| 26 | [is] [adj] say [Wh adv] [det] | 11 |
|
| 27 | [is] [adj] to know [Wh adv] [det] | 9 |
|
| 28 | [is] [adj] know [Wh adv] [det] | 9 |
|
| 29 | [is] [adj] [verb] [Wh adv] that | 7 |
|
| 30 | [is] [adj] understand [Wh adv] [det] | 6 |
|
